UHMW is an abbreviation for Ultra High Molecular Weight. This polyethylene adhesive backed tape features a higher abrasion resistance than steel or Teflon and offers reliable low friction properties as well. This tape can be used in many applications but specifically works well to reduce deck chafing from sheets or lines. 2 in. is 0.02 thick. Can be sold by the foot or in 108 foot rolls (36 yards) with a peel-away backing.