Tackle bigger mounting projects with extreme double-sided mounting strips made for maximum strength holding power. This 4-pack includes 4 packs of 8 strips (32 strips total). Each strip measures 1 in x 3 in and delivers a strong, permanent hold without nails or screws. Designed for smooth, hard surfaces including painted drywall, painted or finished wood, metal, acrylic, smooth stone, painted concrete and hard plastics. Weight capacity: 1 strip holds up to 1.5 lb; 8 strips hold up to 12 lb; hold up to 30 lb when using 20 strips. The 4-pack gives you plenty of strips for heavier jobs and multiple mounts. Built for indoor or outdoor use and weather resistant for a long-lasting bond. Apply when temperatures are between 50°F and 100°F. For the best bond, ensure the surface is smooth, clean and dry.