The Only Tape with Paint Block Technology. Keeps Paint Out. Keeps Lines Sharp. Paint Block Technology FrogTape is the only tape treated with Paint Block Technology. Paint Block is a super-absorbent polymer which reacts with latex paint and instantly gels to form a micro-barrier that seals the edges of the tape, preventing paint bleed. The result: very sharp paint lines! Features/Benefits: Premium grade painter’s tape for most common paint applications Edge-treated with patented PaintBlock® Technology for sharp paint lines Recommended for use on carpet, cured painted walls, glass, metal, stone and unfinished wood Removes cleanly from most surfaces for up to 21 days Premium adhesion to help eliminate the need for touch-ups Tape canister for clean, protected storage Interior/exterior use Medium adhesion