This is BOWSEN brand garage door weatherproofing seals, Have Applied U.S. Design Patent. U shape +O ring combination, heavy duty weatherproof parts with T-Channel Ends Style 5/16 Inches, 4 inches Width, 16FT long for your garage door Bottom Retainer Track
Easily Cut to fit the desired size of your 8/10/14 Fit Garage Door Bottom Retainer Track, Made of EPDM, Adapt to the -40°F~240°F environment
Easy to Install and Replace Existing and Old Bottom Weather Seal. No screws or nails needed to install this black garage door seal
Seals Out Weather,Blocks water from rain, snow and other sources from getting in garage
Insulator Against Weather,Helps insulate to keep warm air in and cold air out during winter and make garage more energy efficient. 2 years warranty: If damage accidental in 2 years, will get a new one for free.