Features Extend your winter cover life; pays for itself Prevents winter cover damage from strong winter winds Helps keep a cleaner pool by keeping leaves and dirt out 80 gauge film thickness is 33% thicker for extra strength 500 foot roll allows for multiple wraps to seal securely Product DescriptionCover Sealer is like shrink-wrap for your pool cover. Tired of having the wind blow off your pool cover? When clips aren't enough, secure your pool cover with Cover Sealer. Cover Sealer comes in a 500' roll, so you'll have enough material to wrap your cover multiple times. In addition to securing your cover, Cover Sealer also prevents dust, leaves and debris from getting under your pool cover.