Versatile and lightweight, the Advanced WarmDry Balaclava uses an armed forces inspired construction allowing either partial or full face coverage. Climate Control: WarmDry thermal insulation and Microfleece to rapidly wick away perspiration. Construction: Designed to be comfortable under a helmet with minimal bulk. Flat-lock seams and stretch binding with an ergonomic design and flat seam construction for enhanced comfort. Fabric: Microfleece facing for next-to-skin comfort Adjustability & Fit: Can be worn with full or partial face coverage or pulled down to create a comfy. With 4 way stretch ensures one-size-fits-all