Bula's convertible balaclava is made with Polartec performance fleece. On the head and side portion there is Powerstretch which has lots of 4 way stretch and recovery to fit nicely and the front lower face portion has a Windpro panel to provide protection from the elements. Easily converts to be worn in our different ways; hood, face mask, neck gaiter or as a full balaclava and packs away into your jacket pocket. Wear on its own or under your helmet depending on your cold weather activities.