How to Clean a Bathtub Mat? | Wash It Right, Every Time

A bathtub mat needs regular cleaning to stay safe and odor-free, and the right method depends on its material—most can be machine-washed on cold or hand-washed with mild detergent, then air-dried completely.

For the full breakdown, see our best Bath Tub Mat guide.

A slimy or dingy bath mat isn’t just unpleasant—it’s a slip hazard and a breeding ground for mildew. The good news is that cleaning one takes about ten minutes of active work, plus drying time. Whether yours is fabric, rubber-backed, memory foam, or bamboo, the steps are straightforward once you know what your mat’s care label allows.

Check the Care Label and Material First

The label sewn into your mat tells you exactly what it can handle. Fabric, microfiber, and chenille mats are almost always machine-washable. Rubber-backed mats need cold water and no heat in the dryer—hot water and high heat can crack the backing and ruin the mat. Memory foam mats also prefer cold water and low or no heat. Wooden and bamboo mats should never go in the machine; clean those with mild soap and water, then dry thoroughly.

Machine-Wash Method for Most Mats

Start by shaking the mat outside or beating it against a railing to remove loose hair, sand, and lint. Wash it alone or with a couple of towels to balance the load—large rubber-backed mats can thump noisily in an unbalanced drum. Use cold water and a gentle cycle, with a mild liquid detergent. Avoid bleach on rubber-backed mats; it accelerates deterioration. When the cycle finishes, remove the mat promptly so moisture doesn’t pool in the drum or on the mat’s backing.

Air-drying is safest for nearly every mat. If the care label explicitly allows machine drying, use the lowest heat setting. Never put a rubber-backed mat in the dryer, even on low—the heat can melt the rubber. For a deeper clean, add half a cup of white vinegar to the rinse cycle to kill odors and lighten stains.

Hand-Wash Method for Delicate or Large Mats

Hand-washing is the gentlest option and works well for mats too large for your machine or those with fragile backing. Fill a bathtub or basin with warm water and a small squirt of mild detergent. Submerge the mat and gently agitate it with your hands or a soft-bristled brush. Pay extra attention to the underside where soap scum and mildew build up. Rinse thoroughly until the water runs clear and no soap remains.

Press out excess water by rolling the mat in a towel—don’t wring or twist, which can damage the backing. Hang the mat over a shower rod or drying rack until it’s completely dry. Drying fully is the single most important step: any trapped moisture will invite mildew within hours.

Material-Specific Cautions and Common Mistakes

Common mistakes that shorten a mat’s life include using abrasive scrubbers that tear fibers or backing, leaving the mat flat on a wet floor between showers, and overloading the washer so the mat doesn’t get properly cleaned. If your mat has stubborn stains or smells musty, try sprinkling baking soda over it before washing, or add a cup of white vinegar to the rinse cycle. Never mix bleach with vinegar—the combination releases toxic fumes.

FAQs

How often should I clean my bath mat?

Ideally once a week for fabric mats, and every two to three weeks for rubber-backed mats. If you notice a musty smell or visible spots, it’s overdue. Mats in high-humidity bathrooms need more frequent cleaning.

Can I put a rubber-backed mat in the washing machine?

Yes, but use cold water and a gentle cycle only. The dryer is the real danger—even low heat can damage the rubber. Always air-dry rubber-backed mats completely, and avoid fabric softeners, which can break down the backing over time.

How do I get mildew smell out of a bath mat?

Wash the mat with half a cup of white vinegar added to the rinse cycle. If the smell persists after washing and drying, soak the mat for 30 minutes in a solution of warm water and a cup of vinegar before a second wash cycle. Make sure the mat dries completely before placing it back on the floor.