7 gears adjustable: 1-2 gears are suitable for children or beginners, 2-4 gears are suitable for middle-aged and elderly people and people with a little sports foundation, 4-6 gears are suitable for fitness groups, and 7 gears are suitable for fitness experts and professional fitness. person. Anti-slip design: There are horizontal patterns on the stretcher, which has an anti-slip effect, which can protect the heel and calf muscles from injury. Material: ABS material, easy to clean, no deformation, no shaking. Multiple methods of use: you can stand on a stretcher or sit on a chair, choose a suitable posture, and relax your muscles. Portable: The stretcher is light and convenient, very suitable for home, office, travel and indoor and outdoor sports use. It is foldable and very convenient to carry. Product description Color: as shown in the picture Description: 1. 7 levels are adjustable: 1-2 levels are suitable for children or beginners, 2-4 levels are suitable for middle-aged and elderly people and people with weak exercise foundation, 4-6 levels are suitable for fitness groups, and 7 levels are suitable for fitness experts and professional fitness person. 2. Anti-slip design: There are horizontal patterns on the stretcher, which has an anti-slip effect, which can protect the heel and calf muscles from harm. 3. Material: ABS material, easy to clean, no deformation, no shaking. 4. Multiple methods of use: You can stand on a stretcher or sit on a chair, choose a suitable posture, and relax your muscles. 5. Portability: The stretcher is light and convenient, very suitable for home, office, travel and indoor and outdoor sports. It is foldable and very convenient to carry. Specification: Product name: Stretcher Color: pink, purple, blue Material: ABS Size: about 30*25*8cm/11.81*9.84*3.15inch(L*W*H) Package includes: 1Pc * Stretcher