This behind the head ear warmer offers thermal insulation and superior moisture management.
Features:
+ Works with hats, helmets, and glasses
+ Adjustable, click to fit design
+ Collapsible for easy storage
+ 3 layer wind and waterproof exterior soft shell and binding has a 20,000mm/20,000/m2 air and water permeability rating
+ 200g fleece outer shell liner provides a layer of additional warmth
+ 100g Primaloft One insulation