A. Product Dimensions: The dimensions of this professional slant board are 12.6×15. It can be adjusted to 4 angles: 15°, 20°, 25°, and 30°. (The product does not include the resistance band.) B. Sturdy Structure: The calf stretching slant board is made of plywood and has a triangular structure. It is durable and can withstand a weight of up to 450 pounds, ensuring stability during exercise. C. Safety Assurance: The slant board has a non - slip EVA base, which can help ensure safety and confidence during exercise. It is suitable for beginners, experienced athletes, and people of various body types. D. Wide Range of Uses: This ankle stretching board is equipped with an upgraded pull - ring. The slant board for calf stretching can help relieve symptoms such as plantar fasciitis, Achilles tendonitis, patellar tendonitis, shin splints, calf strains, ankle sprains, hip pain, and tightness in the calf and posterior thigh muscles. E. Portable Design: The slant board has a portable design that is easy to store and transport and does not take up much space. It is a good gift for friends and family.