A tough 6 mil film for tough jobs. PSR6 is there when you need a poly with the added strength where only scrim reinforcement will do. The scrim reinforcement is surrounded by layers of high strength film which makes it nearly impossible to tear. Great on floors but can also be used to cover items or create a temporary wall or barrier. Layers of low-density polyethylene (LDPE) and one layer of polyester string reinforcement scrim 20 ft. x 100 ft. roll Scrim Reinforcement greatly enhances tear resistance and increases service life Clear film Used for crawlspaces, temporary walls and barriers, etc. 6 mil thickness Made in the USA