Fix, fill and rebuild your local skate spot cracks and chunks in ledges and hubbas. This industrial strength crack filler will make the unskatable, skateable within 2 hours. 3 easy steps, clean the crack, Mix and pour the crack filler then remove the excess with a straight edge after 1 hour, grind and sand after the next hour and skate. "How to properly mix" instructions are included. Estimated coverage: Crack width = 1/8", reapir kit will fill 14 feet in length: Crack width = 1/4", repair kit will fill 7 feet in length.