Wavecel Windham Helmet size:SM With innovative designs like this

With innovative designs like this

It's hydration-ready with an insulated sleeve in the shoulder strap

it attaches to your luggage for your next trip

Bounce cushioning provides a springy mix of plush comfort and impact absorption

Wavecel Windham Helmet size:SM With innovative designs like thisDescription WaveCel Ski & Snowboard Helmet. Leading safety features, a durable hardshell design, and one hand fit adjustability for distraction free comfort. Anon's Windham WaveCel Helmet pairs everyday hardshell durability with the advanced impact protection of WaveCel technology. WaveCel is a collapsible cellular structure that lines the inside of the helmet. It's designed to flex, crumple, and glide to reduce rotational and direct impact forces. A