SBS Crack Filler Kit has excellent adhesive qualities. It is impervious to water, urine and other contaminants. When cured, SBS Crack Filler becomes part of the hoof wall so that it can be rasped and trimmed like a natural horn. SBS Crack Filler Kit is an easy to use two part system. The kit includes a convenient dispensing tube that allows you to use what you need with no waste. Also includes mixing sticks and reinforced mesh. Approximately 3 to 4 repairs per kit.