Provides the athlete with a more forgiving landing surface. Four distinct layers of foam Top layer of foam is the same as AAI's original Sting Mat 18 oz. vinyl cover Heat sealed top surfaces provide a uniform seamless landing area 8' x 1512' x 8'' 2.4m x 4.7m x 20cm WARNING ĘThis product contains chemicals known to the State of California to cause cancer, birth defects, and other reproductive harm.