A. Features: - The product is in good condition. - Physical therapy: The stretching slant board may assist with the recovery and prevention of plantar fasciitis, calf strains, and other foot and ankle injuries and pains. Different combinations and application options can allow you to effectively stretch your muscles. - Multiple - scene use: The combined stretching slant board can be used at home, in the office, at the gym, or during yoga training. The slant board may help you strengthen your calf muscles and achieve proper stretching, reducing the risk of leg and lower back injuries. - Quality materials: The calf stretcher is made of environmentally friendly materials, which are waterproof, non - toxic, and odorless. The contact surface with the sole is designed with fine anti - slip particles. - Good load - bearing performance: There is a three - piece slant board set with decent load - bearing performance. Compared with some slant boards on the market, it is relatively light, durable, and can be reused multiple times. - Multi - angle adjustable: The stretching slant board has 4 adjustable angles: 8.5 degrees, 17 degrees, 25.5 degrees, and 34 degrees. You can adjust different angles from easy to difficult to meet your exercise needs and progress your training stage. B. Specifications: - Material: Polypropylene plastic - Color: Black - Package weight: Approximately 700 grams - Dimensions: Approximately 30.5x16.5x22 cm / 12.00x6.49x8.66 inches C. Notes: - Due to manual measurement, a 1 - 2 cm error might occur. Please make sure you don't mind this before placing a bid. - Due to differences between different monitors, the pictures may not accurately reflect the actual color of the item. Thank you for your understanding. D. Package contents: - 1 calf slant board