Extra reinforced Surface : The newest arrived wood slant board is updated to use a new high-strength glue to prevent the surface from falling off, you can just take a easy for its stablity. Anti-slip step top is also gentle on bare feet, helps keep you in place safety and securely. Full-assembled and Extra side handle is for portability. Heavy-duty & Strong Stable Base: This wood slant board is made of lauan hardwood plywood which is premium material for long lasting stretch, durability and capacity of 450 LBS. It’s heavy duty reinforced wood, not particle board. It’s stronger and last longer than others made of birch and pine plywood. Optimal Stretch & Exercise: The calf plays a great role in our daily activities and movement such as running, walking, jumping and standing. Hence, you need a calf incline board to help you stretch them and make them flexible. It also can prevent injury by stretching your tight calves, hamstring, hips, foot and ankles, before and after workout. Ensure that you maintain a proper posture through the slant board exercise. Help prevent injury & relieve your pain. Helpful & Effective: This calf stretcher wedge can stimulate your score and improves your agility, reaction time, strength and stamina. This physical therapy equipment is designed for daily stretching, the rehabilitation of achilles tendon injures, shin splints, calf strains and other lower leg injures. It has found its way into many office, homes, gyms, clinics and physiotherapy units.