Gorilla tough and clear mounting tape squares are clear, double-sided, 1 inch squares of tape that mount in an instant for a permanent, weatherproof bond. These crystal clear squares won't yellow over time, and hold up to 7 pounds! Gorilla tough and clear mounting tape squares are perfect for indoor and outdoor projects and stick to smooth and Rough surfaces. Completing DIY projects is easy with these pre-cut, double-sided squares. Mount, build and repair! bonds: plastic, metal, wood, glass, brick, ceramic, stone, drywall and more.