Your washing machine has been quietly waiting for a promotion. While most of us use it for shirts, socks, towels, and the occasional mysterious garment nobody remembers buying, cleaning professionals say it can safely handle several overlooked household items, too.
Shower curtain liners, reusable shopping bags, oven mitts, bath mats, pillow covers, and sturdy plush toys can collect moisture, food residue, body oils, dust, pet hair, and odors. Many of these items are machine washable, provided you check their care labels and select the right cycle.
The goal is not to throw everything in the house into the washer and hope for the best. Your lamp shade would like to be excluded from this experiment. Instead, focus on washable fabrics and durable items that can benefit from controlled agitation, appropriate detergent, and thorough drying.
Before You Put Household Items in the Washing Machine
The care label is the final authority. Materials that look similar may require completely different treatment because of their backing, filling, decorative trim, adhesive, internal structure, or colorfastness. A cotton bath mat may tolerate a regular wash, while a memory-foam mat with deteriorating rubber backing may shed, crack, or damage your machine.
Inspect each item before washing. Look for loose seams, peeling rubber, exposed stuffing, rust-prone hardware, cardboard inserts, electronic parts, glued decorations, or stains caused by flammable substances. Repair small tears first, remove detachable pieces, and shake or vacuum away loose dirt and hair.
Choose a conservative wash routine
Unless the care instructions say otherwise, cold or warm water, a mild detergent, and a gentle cycle are sensible starting points. Mesh laundry bags or zippered pillowcases help protect smaller items and reduce tangling. Do not overcrowd the drum, because bulky items need room to move and rinse properly.
Drying deserves just as much attention as washing. Plastic, vinyl, foam, and rubber-backed products often need to air-dry. High dryer heat can melt coatings, weaken adhesives, shrink fabric, or damage non-slip backing. Appliance guidance also warns that items containing foam, rubber, or plastic may be unsuitable for heated drying.
1. Shower Curtain Liners
A shower curtain liner spends its working life being sprayed with water, coated with soap residue, and left in a humid room. That is not exactly a wellness retreat. Over time, its lower edge can develop cloudy buildup, discoloration, musty odors, and mildew-like spotting.
Many fabric, polyester, nylon, vinyl, and PEVA liners can be machine washed, but the manufacturer’s instructions should always come first. Remove the liner from its hooks and inspect the grommets and seams. If the material is already brittle, badly torn, or cracking, replacement may be more practical than laundering.
How to wash a shower curtain liner
Place the liner loosely in the washer with two or three old bath towels. The towels help balance the load and provide gentle friction against soap scum. Add a modest amount of regular detergent and select the temperature and cycle recommended on the label. Warm water and a gentle or short cycle are commonly suitable for washable liners.
Skip fabric softener, which may leave a coating behind. Do not automatically add chlorine bleach, especially to colored materials or liners whose labels prohibit it. Never mix bleach with vinegar, ammonia, or other cleaners.
When the wash finishes, hang the liner back on the rod and spread it fully so it can air-dry. Avoid placing plastic or vinyl liners in a heated dryer unless the manufacturer explicitly allows it. Cleaning guidance from appliance makers and home-care experts consistently recommends air-drying these heat-sensitive materials.
2. Reusable Grocery Bags
Reusable grocery bags may carry lettuce on Monday, raw chicken on Wednesday, and a library book on Friday. Meanwhile, they are often stored in a car trunk, under a sink, or on the kitchen floor. Their environmental credentials may be excellent, but their laundry attendance record is frequently terrible.
Bags that carry groceries can collect crumbs, produce soil, leaking food liquids, and residue from packaged meat. Food-safety guidance recommends washing reusable bags frequently, particularly when they have carried food that may leak or contaminate other surfaces.
Wash according to the bag material
Empty every pocket and remove rigid bottom inserts. Turn washable fabric bags inside out so detergent and water can reach the seams and corners. Cotton, canvas, bamboo, hemp, and many polyester bags can often be washed with mild detergent, although the correct water temperature varies by material.
Cold water can reduce shrinkage in cotton canvas, while warm water may be allowed for other washable fabrics. Use a gentle cycle for lightly constructed totes. Insulated bags, laminated bags, polypropylene bags, and bags with glued seams may require hand washing or wiping instead of machine laundering.
Line-drying is the safest default when the label is unclear. Before returning the bag to your car or cupboard, make sure the interior, handles, seams, and folded corners are completely dry. A damp reusable tote stuffed into a dark trunk can develop an aroma best described as “forgotten farmers market.”
3. Oven Mitts and Pot Holders
Oven mitts are expected to touch baking sheets, casserole dishes, pot handles, countertop spills, and the occasional blob of tomato sauce. Because they are considered tools rather than linens, they may remain on a hook for months without being washed.
Many cotton and polyester oven mitts and pot holders are machine washable. However, products containing leather, decorative metal, rigid inserts, silicone sections, or special heat-resistant layers may have different instructions. A damaged mitt should be replaced, especially if its insulation has become thin or exposed.
How to clean kitchen mitts safely
Shake off crumbs and pretreat visible food stains with a small amount of laundry detergent or a product approved for the fabric. Close hook-and-loop fasteners and place smaller pot holders in a mesh bag. Wash compatible items with kitchen towels rather than delicate clothing.
A gentle or normal cycle with warm water may work for durable cotton or polyester products, but follow the label. Use only the recommended detergent amount. Excess detergent can remain trapped in thick padding and make rinsing more difficult.
Air-drying is often the safest choice, particularly when mitts contain synthetic insulation, silicone grips, or unknown internal materials. Make sure thick padded sections dry all the way through before using or storing them. A mitt that feels dry outside may still be damp in the center.
4. Bath Mats and Small Washable Rugs
Bath mats absorb shower water, collect skin oils, trap hair, and spend long periods pressed against a bathroom floor. Small entry rugs receive an equally glamorous combination of dirt, moisture, pet paws, and shoe debris. Regular vacuuming helps, but washable mats eventually need a more thorough cleaning.
Check the label and inspect the backing before every wash. A rug that was machine washable when new may no longer be safe after years of use. If rubber backing is cracking, peeling, or crumbling, washing can accelerate the damage and release pieces into the machine.
Balance the washer correctly
Shake the mat outside and vacuum both sides to remove loose debris. Pretreat stains according to the fabric-care instructions. Place one or two compatible mats in the washer, depending on their size, and add towels when needed to distribute the weight evenly.
A gentle cycle and cold water can help reduce shrinkage and protect backing. Avoid forcing a heavy or oversized rug into a household washer. When saturated, a large mat can become dramatically heavier and may exceed the machine’s capacity or create an unbalanced spin cycle.
Air-dry rubber-backed mats unless the care label approves tumble drying. Keep them flat or drape them where air can circulate on both sides. Do not put a damp mat back on the floor, where trapped moisture can encourage odor and damage the surface underneath.
5. Throw Pillow Covers and Washable Pillow Inserts
Throw pillows quietly accumulate dust, skin oils, crumbs, makeup, pet hair, and whatever was on the hands of the person watching television. Decorative pillows may look clean from across the room while their frequently touched edges tell a different story.
Start by separating removable covers from inserts. Read both labels because the cover and filling may require different care. Cotton, linen blends, and some polyester covers are often washable. Embroidered, beaded, velvet, silk, leather, or dry-clean-only covers should not be casually tossed into the machine.
Wash covers separately from inserts
Zip removable covers closed, turn them inside out, and pretreat stains. Wash similar colors together on the recommended cycle. Air-drying can help limit shrinkage, which is important because a slightly smaller cover can turn reinserting the pillow into an unexpected strength-training session.
Some synthetic, feather, and down pillow inserts may also be machine washable. Wash two similar pillows together in a traditional top-loading machine when possible to balance the drum, or distribute them evenly in a front loader. Use a gentle cycle, mild detergent, and the water temperature specified on the label.
Memory foam and latex pillows generally should not go into a washing machine because agitation can damage the foam. Machine-washable pillows must be dried thoroughly to prevent internal moisture and odors. Use the approved low-heat or air setting, pause to fluff the filling, and continue until no dampness remains.
6. Stuffed Animals and Sturdy Plush Toys
Plush toys go to bed, travel in cars, fall on floors, attend tea parties, comfort sick children, and occasionally get introduced to peanut butter. They may be emotionally priceless, but they are not magically self-cleaning.
Machine washing works best for sturdy toys with secure stitching and ordinary polyester filling. Avoid machine washing antique toys, battery-operated toys, toys with music boxes, foam beads, glued decorations, delicate clothing, cardboard supports, or irreplaceable sentimental features.
Protect the toy during washing
Check every seam and repair loose stitching before washing. Remove detachable accessories. Place each toy in a mesh laundry bag or tied pillowcase to reduce friction and protect eyes, noses, and decorative details.
Use cold water, mild detergent, and a gentle cycle. Skip chlorine bleach and harsh stain removers unless the label specifically permits them. Heavily soiled toys may need careful pretreatment, but aggressive scrubbing can roughen plush fibers or spread a stain.
Air-drying is generally safest. Reshape the toy while it is damp, position it where air can circulate, and rotate it periodically. Do not return a toy to a child or pet until the stuffing is completely dry. Thick plush toys can hold moisture far longer than their outer fabric suggests.
Common Mistakes That Can Ruin Household Items
Using too much detergent
More soap does not guarantee a better wash. Excess detergent can become trapped in padding, textured fabric, and dense seams. It may leave items stiff, attract new soil, or require extra rinsing.
Choosing hot water automatically
Hot water may shrink cotton, fade colors, damage adhesives, weaken rubber backing, or distort plastic. Use it only when the item’s instructions allow it and the cleaning need justifies it.
Overloading the washer
Bulky household items need space. An overstuffed drum limits circulation and creates an unbalanced load. If a rug, pillow, or pet bed barely fits while dry, it may become too heavy for the washer after absorbing water.
Putting everything in the dryer
The dryer is where many otherwise successful cleaning projects go wrong. Heat can melt plastic, crack rubber, shrink covers, deform foam, and damage glued components. When uncertain, air-dry.
Ignoring an aging care label
“Machine washable” does not mean “indestructible forever.” Inspect older products before each wash. Deteriorated backing, weakened seams, exposed filling, and brittle plastic can turn a routine cycle into a washer-cleaning project.
A Practical Laundry Schedule for Overlooked Household Items
There is no universal schedule because usage, humidity, pets, children, allergies, food spills, and manufacturer recommendations all matter. A frequently used bath mat may need washing every few weeks, while a decorative pillow cover in a guest room may need attention only occasionally.
Wash an item sooner when it smells musty, looks stained, feels greasy, has contacted raw food, has been used during an illness, or stays damp for long periods. Rather than assigning every item a complicated calendar date, add one “household extras” load to your monthly cleaning routine.
The American Cleaning Institute includes curtains, shower curtains, pillows, rugs, and upholstery in broader home-cleaning schedules, while appliance manufacturers also identify bath mats, couch pillows, blankets, curtains, and pet accessories as regular laundry categories.
Real-World Experience: What Happens When You Start Washing These Items
The first surprise is how quickly a room can feel fresher after washing just one overlooked item. A bathroom may appear clean after the sink, toilet, and shower have been scrubbed, yet a damp liner or overdue bath mat can continue producing a faint musty smell. Washing those fabrics often makes a more noticeable difference than adding another scented cleaner.
Shower curtain liners provide one of the most satisfying before-and-after results. The bottom edge can look permanently cloudy, but a gentle wash with old towels may remove far more residue than expected. Hanging the liner immediately after the cycle also eliminates the awkward job of wiping a large, slippery sheet of plastic by hand.
Reusable grocery bags offer a different kind of revelation. Turning them inside out may uncover onion skins, cereal dust, receipts, produce stickers, and crumbs from a snack that was apparently eaten during a previous geological era. Once the bags are clean and fully dry, assigning separate totes for meat, produce, and nonfood purchases can make future cleaning easier.
Oven mitts often look dramatically brighter after laundering, but their drying time can be deceptive. The outer fabric may feel ready while the padded interior remains cool and damp. Leaving them in a well-ventilated area overnight is usually more successful than putting thick mitts back into a drawer too soon.
Bath mats teach an important lesson about load balance. Washing one heavy mat by itself may cause a washer to thump or pause during the spin cycle. Pairing it with compatible towels can distribute the weight more evenly. This is also the category in which inspection matters most: old non-slip backing can look acceptable until it begins shedding small rubber flakes.
Pillow covers are usually straightforward, but putting them back on can expose shrinkage immediately. Washing in cool water and air-drying helps preserve their dimensions. Photographing complicated button arrangements or decorative ties before removal can also prevent a minor post-laundry puzzle.
Plush toys require the most emotional diplomacy. Children may not appreciate seeing a favorite bear spinning behind a washer door, so involving them in checking the care label and preparing a mesh “spa bag” can make the process less alarming. Reshaping the toy while damp and brushing the fur after drying helps restore its familiar appearance.
The biggest practical improvement comes from creating a small staging basket near the laundry area. When a tote bag spills, a pot holder becomes stained, or a pillow cover needs attention, place it in the basket rather than returning it to service. Once there are enough compatible pieces for a balanced load, inspect the labels and wash them together.
It is also useful to keep a drying rack available. Many unusual household items can survive the washer but not high dryer heat. A rack turns air-drying from an improvised operation involving chairs and doorknobs into a predictable part of the routine.
Finally, washing overlooked items changes shopping habits. Care labels, removable covers, durable seams, and machine-washable materials become more important than they once seemed. A beautiful bath mat or tote bag is considerably less charming when its only approved cleaning method involves an afternoon of delicate hand scrubbing.
Conclusion
Your washing machine can clean much more than clothing, but it is not a universal household-item portal. Shower curtain liners, reusable grocery bags, oven mitts, bath mats, pillow covers, and sturdy plush toys are often good candidates when their materials and care instructions permit machine washing.
Inspect each item, choose conservative settings, balance bulky loads, use a reasonable amount of detergent, and treat air-drying as the default for anything containing plastic, foam, rubber, adhesives, or uncertain components. Those few precautions can remove grime and odors without turning laundry day into an appliance repair story.
Editorial note: This article synthesizes home-care and laundry guidance from the American Cleaning Institute, Whirlpool, Maytag, GE Appliances, Better Homes & Gardens, Good Housekeeping, Real Simple, Martha Stewart, The Spruce, FoodSafety.gov, Consumer Reports, and The Home Depot. Always follow the instructions supplied by the item and appliance manufacturers.
Note: Care labels and manufacturer instructions always take priority over general cleaning recommendations.
