[Recommended by Physical Therapists] Our slant board is not only helpful for stretching before/after exercise but also beneficial to the body's recovery from plantar fasciitis, Achilles tendon injuries, shin splints, calf strains, and other foot and ankle injuries and . Regain your flexibility and discover new possibilities with the slant board. Just need a slant board to keep from .[Lightweight & Sturdy Material] The slant board for calf stretching is an EPP environmentally friendly materials that are non-toxic, odorless, waterproof, and oil-proof, which is not only recyclable, but also degrades naturally without causing white pollution. The calf stretcher is lightweight, sturdy, non-deformable and easy to carry. Our foot stretcher weighs only 0.9 lbs, but can to 480 lbs.[Adjustable Slant Board] 5 adjustable incline settings: 8.5 degree, 17 degree, 25.5 degree, 34 degree and 180 degree. You can use 5 different angles for physical therapy on your needs, and the detachability allows you and your family to use the calf stretcher at the same time. they can also be moved to every place in at will and can be reused many . Remember to find a chair or lean against a door or wall as support during training.[Multi-scene Use] The slant board are great , office, outdoor and gym to stretch and strengthen your feet and calves. incline wedge slant board helps to make your muscles more sensitive during exercise, improve your agility, reaction time, strength, and . The slant board helps you stretch properly and reduce the chance of injury.[Slant Board Set ] Our slant board for squats contains 3 pieces. Two of them are 8.5 degree slant board for calf stretch (12.2 inch L*6.3 inch W*2 inch H), the other one is 17 degree slant board for calf stretch (12.2 inch L*6.3 inch W*4.2 inch H) .Colour:blackMaterial:EPPPackage Contents:3 * pedalsOnly the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.