Makes invisible, permanent repairs to cracked walls and ceilings. Requires no sanding, and it can be applied and painted in under an hour. The specially formulated acrylic emulsion retains its flexibility as it dries, without shrinking. Can be used on drywall, plaster, stucco, wood, concrete, and cement block. It cleans up easily with soap and water. Each kit repairs 2feet of cracks. Contains 1 fluid pint KRACK KOTE emulsion, 2feet KRACK BRIDGE fabric, spreader, Instructions and tips (English, French, Spanish).