Feature: 1. Slant board helps to make your muscles more sensitive during exercise,improve lower leg strength. slant board helps you stretch properly and reduce the chance of injury. 2. PHYSICAL THERAPISTS: Slant board for stretching to help recover and preventplantar fasciitis, achilles tendonitis relief heel spurs, shin splints, achilles tendon injuries. 3. EPP: Slant board for calf stretching uses EPP environmental friendly materials that are safe, odor free, waterproof, and oilproof, recyclable, and almost no performance degradation. 4. LIGHTWEIGHT: Can withstand 300kg. Have the advantages of lightweight and easy storage, can be moved to every place in the house at will and can be reused many times. 5. 3PCS: Slant board for squats set contains 3pcs.two with an oblique angle of 8.5 degrees foam inclines. One oblique angle of 17 degrees foam incline, for training according to your needs. Specification: Item Type: Slant Board Material: EPP Size: Approx. Length: 31.2cm / 12.28in Width: 16cm / 6.3in Height: 5.8cm / 2.28in, 5.8cm / 2.28in, 11.2cm / 4.41in. Package List: 3 x Slant Board