Signal Mips Bike Helmet Size:M It's designed to fit roomy

It's designed to fit roomy on the body to easily layer over your winter attire

A squared silhouette maximizes space in the maximum-legal-carry-on size

Narrow fit

With the ability to choose from color-changing Disc-O mode

require only a quick soaking before use

Signal Mips Bike Helmet Size:M It's designed to fit roomyMade for great days on the bike and the daily commute alike, the Smith Signal helmet gives you the protection you need no matter where your wheels take you. Mips brain protection system helps reduce angled impact forces in the event of a crash, and an adjustable dial on the back lets you fine tune the fit for comfort. Strategic venting keeps the air flowing, your glasses fog free, and your head cool. And whether you're grabbing a coffee or walking