* Silver Tape* Extra strong* Double thickness* All weather shell* Ideal for indoor and outdoor useGorilla Tape® is extra strong, double-thick and incredibly tough. Whether you need to stick rough, smooth or uneven surfaces, this is the duct tape with extra grip.Gorilla Tape is incredibly versatile and can be used indoors or out. The rugged all-weather shell withstands the elements, and the double-thick adhesive remains strong, whatever it faces. Designed to be tearable, developed to be durable, Gorilla Tape stands up to the test.