THESE ELASTIC STRETCHABLE MASKS ARE MADE OF 100% POLYESTER. THE MASKS ARE 20" LONG MADE WITH VERY SOFT AND THIN MATERIAL THAT STRETCHES VERY EASILY THAT ALLOWS IT TO FIT MOST.THIS ITEM IS PERFECT FOR SNOWBOARDERS, SKIERS, OR BIKERS!!! SHIPS FAST

NOTE: The masks are made of stretchy material that has an inseam of 16" and are 20" long.hey are made of a microfiber (polyester) material that stretches. They are not balaclavas, they don't cover your head or go over your eyes, you have to fold it with in itself to see, but some people choose to cut the eyes.