Brooks Lightweight Packable Hat eco-friendly 3D Dynamic arch technology made

3D Dynamic arch technology made from silver Nylon 6 composite for natural foot guidance

With three speeds of vibration—low

Consider this hat the crowning achievement for cold-weather running

A large diagonal zipper and size pockets allow for easy access to larger items like extra layers and smaller things like keys and nutrition

Turns any shoe into a snowshoe

Brooks Lightweight Packable Hat eco-friendly 3D Dynamic arch technology madeSun and rain protection in one packable package Get lightweight coverage plus extra protection in this wind and water resistant hat. It's designed to pack down into its own rear pocket for easy portability once the clouds clear. Lightweight, recycled material shields you from rain and wind. Brim can be flipped up or worn traditionally. Crushable brim retains its shape over time. Packs into a built in pocket on the back. Adjustable Fits head