UNIQUE DESIGN - The squat platform consists of 3 incline plates, including two 8.5-degree foam incline plates and one 17-degree foam incline plate. The stacked design allows for use as a pair of 8.5-degree squat incline plates or a pair of 17-degree squat incline plates. HIGH QUALITY AND STURDY MATERIAL - The yoga wedge stretch slant boards for calf stretching are made of high-quality EPP environmentally friendly material, non-toxic, odorless, and waterproof. The foam wedge can withstand up to 440 lbs, designed for heavy lifting and strong pressure. MULTI-SCENE USE - Slant board for calf stretching suitable for home, office, gym, yoga, stretching, and strengthening the feet and calves. Squat wedge block helps enhance muscle activation during exercise and improve lower leg strength. LIGHTWEIGHT & EASY TO TRANSPORT - The solid squat platform is lightweight and easy to carry, ideal for outdoor use or at the gym.