The ATopoler Jamie 3Pcs Squat Wedge Block 440LB Heavy Duty Sport Slant Board 8.5° 17° Non-Slip Squat Ramp Board is a durable, heavy-duty exercise equipment designed for physical therapy exercises and workouts. Weighing 440lbs and with a 17° slope, this board is perfect for helping individuals improve their squats and calf stretches. The non-slip surface ensures stability and control, and the adjustable 8.5° to 17° angle range allows users to find the perfect incline for their needs. This workout tool is made from high-quality materials, making it safe and long-lasting for regular use. Whether you're a professional athlete looking to enhance your performance or a fitness enthusiast wanting to challenge your strength, the ATopoler Jamie 3Pcs Squat Wedge Block 440LB Heavy Duty Sport Slant Board is an excellent addition to your workout routine.