Bostik Builders Tape is a polycloth laminate waterproof gloss tape coated with an aggressive pressure sensitive adhesive. Bostik Builders Tape is a very high tack, instant grab tape for a wide range of uses. It is easy tear with a consistent unwind. It has very good abrasion, water resistant finish. It is conformable to awkward shapes. Bostik Builders Tape has a non-corrosive adhesive.