Use for interior/exterior repairs on stucco, wood, concrete, drywall, brick and other surfaces. Shur-Stik® Permanent Patch® 100 is a ready-mixed, trowel on, acrylic latex patching and caulking compound for repairing and coating exterior surfaces such as stucco, concrete, and block walls. It is also ideal for general patching, cementing, filling, sealing, and weatherproofing. Adheres to wood, metal, glass, plastic, or any combination of these. It is a one-part, nonstaining, tintable plastic-type compound that forms a textured finish, drying rapidly to a flexible state that retains elasticity over a wide range of temperatures.