We’ve all been there. You look down at your favorite pair of tennis shoes, the ones that have carried you through morning jogs, weekend errands, and spontaneous walks in the park, and they look like they’ve been through a war. Mud caked on the sides, grass stains clinging to the fabric, and a mysterious smell that seems to have taken up permanent residence. You know they need a serious cleaning, but the thought of scrubbing them by hand with a toothbrush feels like a chore you’d rather skip. That’s when the question pops into your head: can I just throw them in the washing machine?

The good news is, yes, you absolutely can. Washing tennis shoes in the washer is a total game-changer, saving you time and elbow grease. But here’s the catch—if you do it wrong, you can ruin your shoes or even damage your machine. It’s not as simple as tossing them in with your jeans and hitting start. Think of it like cooking a delicate piece of fish: you need the right technique to get a great result. In this guide, we’ll walk through everything you need to know, from prepping your shoes to drying them correctly, so you can bring your favorite kicks back to life without any regrets.

Before You Start: The Prep Work

First things first, don’t just grab your shoes and throw them in the drum. A little preparation goes a long way. Start by removing the laces and any insoles. These parts need separate attention. The laces can get tangled or snap in the machine, and the insoles often have special foam or arch support that can warp in water. Set them aside to wash by hand with a bit of mild soap and warm water, or toss the laces into a small mesh bag if you’re feeling bold.

Next, give your shoes a quick once-over. Knock them together over a trash can to dislodge any loose dirt, pebbles, or dried mud. Use a soft brush or an old toothbrush to gently scrub away any stubborn clumps from the tread. This step is crucial because you don’t want that grit grinding against the fabric during the wash cycle or, worse, clogging your machine’s drain. Think of it as giving your shoes a quick pre-rinse before the main event.

Finally, check the care label inside your shoe. Most athletic sneakers are machine-washable, but some materials—like leather, suede, or shoes with heavy glitter or embellishments—are not. If you see a warning symbol, it’s best to stick to hand washing. For the vast majority of canvas, mesh, and synthetic tennis shoes, you’re good to go.

The Right Way to Wash: Machine Settings and Detergent

Now, let’s talk about the machine itself. Your washing machine has settings for a reason, and this is where you need to be smart. Always use a gentle or delicate cycle with cold water. Hot water can warp the shape of your shoes, weaken the glue that holds the soles on, and cause colors to bleed. Cold water is your best friend here—it’s effective at cleaning without causing damage.

As for detergent, less is more. Use a small amount of a mild, liquid laundry detergent. Avoid bleach or harsh stain removers, as they can discolor your shoes or break down the materials. If your shoes are particularly smelly, add a half-cup of white vinegar to the rinse cycle. It’s a natural deodorizer that neutralizes odors without leaving a strong smell behind. Just don’t mix vinegar with bleach, as that creates toxic fumes.

One pro tip: place your shoes inside a mesh laundry bag or a pillowcase before putting them in the machine. This protects both your shoes and your washer from the thumping and banging that happens as the drum spins. If you don’t have a mesh bag, you can use an old, clean pillowcase and tie the end in a knot. It’s a simple trick that prevents the shoes from slamming against the glass door or getting caught on other items.

Balance is also key. Put your shoes in the machine with a few towels or other soft items to help balance the load. Washing just a single pair can cause the machine to become unbalanced, leading to loud noises and a prematurely ended cycle. The towels also help cushion the shoes and absorb some of the dirt and water.

Drying Done Right: Patience Is a Virtue

Once the wash cycle is finished, resist the urge to toss your shoes in the dryer. The high heat is the single biggest enemy of machine-washed shoes. It can shrink the fabric, melt the glue, and deform the soles. Your dryer might be convenient, but it’s a one-way ticket to a ruined pair of sneakers.

Instead, take your shoes out and let them air dry. Start by stuffing them with paper towels or clean, white rags. This helps absorb moisture from the inside and maintains their shape. Change the stuffing every few hours until the shoes are mostly dry. Avoid using newspaper, as the ink can transfer onto the fabric and leave stains.

Place your shoes in a well-ventilated area away from direct sunlight or heat sources like radiators. Sunlight can cause fading, and direct heat can still warp the materials. A fan blowing nearby can speed up the process significantly. Depending on the humidity and thickness of your shoes, full drying can take anywhere from 12 to 24 hours. Patience here is everything—wearing damp shoes can lead to blisters, mold, and a funky smell that’s hard to remove.

Common Mistakes to Avoid

Even with the best intentions, it’s easy to slip up. Here are the most common pitfalls people run into when washing tennis shoes in the washer, and how to avoid them:

• Using too much detergent: Excess soap doesn’t rinse out completely and leaves a sticky residue that attracts dirt faster. Stick to a tablespoon or two at most.
• Washing with heavy items: Jeans or towels with zippers can scratch or snag the fabric of your shoes. Stick to soft, zipper-free towels if you need to balance the load.
• Forgetting to remove the insoles: Insoles can get crumpled or lose their shape in the wash. Hand wash them separately and let them air dry.
• Using fabric softener: It may make your clothes feel nice, but it coats the shoe materials in a film that can reduce breathability and trap odors.
• Rushing the drying process: Putting damp shoes in the dryer or near a heater is tempting, but it’s the fastest way to ruin them. Give them time.

When to Skip the Machine Altogether

While machine washing works wonders for most sneakers, it’s not a universal solution. Shoes with leather or suede uppers should never go in the washer. These materials are porous and can become stiff, cracked, or discolored. The same goes for shoes with intricate details like sequins, beads, or glued-on patches. The agitation of the machine can cause these elements to fall off or get damaged.

If you’re unsure about your shoe’s material, do a quick spot test. Dampen a small, hidden area with a bit of water and mild soap. If the color bleeds or the texture changes, stick to hand cleaning with a soft cloth and a gentle cleaner. For high-end athletic shoes with advanced cushioning systems, check the manufacturer’s website for specific care instructions. Some brands recommend hand washing only to preserve the integrity of the foam and support structures.

Final Thoughts and Practical Recommendations

Washing your tennis shoes in the washer is one of those life hacks that feels like cheating once you get it right. It’s quick, effective, and can extend the life of your favorite footwear by months. The key is to treat the process with a little respect—prep your shoes, use the right settings, and never rush the drying phase. Think of it as giving your shoes a spa day rather than a quick rinse.

If you’re shopping for new sneakers and want to make future machine washes easier, consider a few things. Look for shoes with removable insoles and laces, as this makes prep work simpler. Mesh or knit uppers tend to dry faster than thick canvas or leather. And if you really want to simplify the process, you can invest in a shoe-cleaning kit with a dedicated mesh bag and gentle cleaner. It’s a small upfront cost that pays off in convenience and shoe longevity.

So go ahead, give those tired old tennis shoes the refresh they deserve. With a little know-how and a bit of patience, you’ll have them looking and smelling like new again, ready to carry you through another season of adventures. And next time you see that mud-caked pair after a rainy hike, you’ll smile knowing exactly what to do.