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To clean a motorcycle helmet: remove the liner and cheek pads and hand-wash them in lukewarm water with mild soap (or as the maker says), soak the shell with a damp microfiber cloth to soften bugs, then wipe it with mild soapy water, clean the visor with plain water or a visor cleaner and a soft cloth, and let everything air-dry away from heat. Never use solvents, petrol or harsh cleaners.
Related
See how to stop visor fogging, when to replace your helmet and best motorcycle helmets. Many makers, like Shoei, publish care guides.

Step-by-step helmet cleaning
- Remove the liner and cheek pads if they’re removable.
- Soak the shell exterior with a wet microfibre towel for a few minutes to soften bugs.
- Wash the shell with mild soap or a helmet cleaner, then dry with a clean microfibre cloth.
- Clean the visor with warm water and a soft cloth only; never use ammonia-based glass cleaners.
- Hand-wash the liner in lukewarm water with baby shampoo or a gentle detergent, rinse well and air-dry away from direct heat.
- Clean the vents with a soft brush or compressed air.
- Refit the liner once it’s completely dry.
What not to use
- Solvents, petrol or harsh chemicals, which can weaken the shell and EPS
- Abrasive pads on visors or glossy finishes
- A tumble dryer or hair dryer on the liner
How often to clean
Wipe the visor after every ride, clean the shell weekly in summer, and wash the liner every month or so. A clean helmet lasts longer, but every helmet should still be replaced around five years after first use; see do helmets expire? For a fogging visor, see how to stop visor fogging.
FAQ
Can I put helmet liners in the washing machine?
Some makers allow a gentle cycle in a laundry bag; check first. Hand-washing is safest.
How do I get rid of helmet smell?
Wash the liner and let it dry fully. A helmet deodoriser between washes helps.
Can I polish my helmet?
Use only products the maker approves; avoid anything with solvents.
The bottom line
Mild soap, water, a microfiber cloth and patience keep your helmet clean and safe.
Browse all our helmet guides.

