Body-Solid®' Power Lift Squat Calf Block is a combination squat platform for stabilizing you during squat exercises and calf block for the most intense calf raise exercises with full range of motion, and complete comfort. Full 18" long x 6-1/2" high calf block allows greater stretch and contraction of all calf muscles. Full 26" long squat platform allows you to elevate heels for better balance and concentration.