Product Dimension: This professional slant board measures 12.6 x 15 inches. It is adjustable to 4 positions: 15, 20, 25, and 30 degrees. (Product does not include tensioner) Solid Construction: Made of high-quality plywood with a triangular structure, this calf stretcher slant board is durable and supports up to 450 lbs, ensuring stability during exercise. Ensure Your Safety: Features a non-slip EVA base to enhance safety and confidence during use. Suitable for beginners, experienced athletes, and all body types. Versatile Application: The ankle stretch board includes an upgraded pull ring. This slant board for calf stretching helps relieve symptoms of plantar fasciitis, Achilles tendonitis, patellar tendonitis, shin splints, calf strains, ankle sprains, hip pain, tight calves, and hamstrings. Portable Design: Designed for easy storage and transportation, the slant board is space-saving and convenient to carry. It makes an ideal gift for friends and family. Product Notes: Please allow a little manual errors.Due to the lighting of the photos and the difference of monitors, the pictures may not reflect the actual color of the real item. Please confirm acceptance before ordering. About Shipping: Please ensure your shipping informations are correct to avoid delivery issues. All orders are shipped within 3 days after payment. Delivery usually takes 8–12 days, The specific delivery time is depend on circumstances. If you have any questions during your purchase, feel free to contact us. We will respond you within 458 hours.