ADJUSTABLE PLYO BOX: Easily adjusts from 18", 24" and 30" heights; 16.5x16.5" top platform, 23.25x23.25" base TAKE IT TO THE NEXT LEVEL: With full leg adjustments vs platform adjustments for added stability, each leg has a solid lock pin for stability and safety while quieting box legs during jumps INDESTRUCTIBLE DESIGN: Heavy-duty steel construction, durable non-slip vinyl landing surface, and non-slip rubber pads on all 4 corners guarantees safe and dynamic workouts for years to come OPTIMUM SAFETY: Excellent for both men and women, slip free landing pad with fully wrapped and tucked corners, this adjustable plyo box is guaranteed not curl up after many uses IMPROVE BODY TONE: Excellent for plyometric and speed drills, improve shoulders, arms, chest, glutes and legs while strengthening and improving overall core stability