DODUOS footrest under the desk. Portable elastic footrest. Non-slip footrest - Ergonomic footrest cushion for the relief of plantar fasciitis, sciatica, varicose veins and heel pain. - Footrest also helps with foot pain and deep vein thrombosis. ? Made of high density sponge, which won't break down after use and won't be easily deformed. ? The semi-cylindrical shape follows the contour of the sole of your foot and is therefore more comfortable than other flat plastic footrests. ? There are silicone points on the cover that can gently massage your feet and prevent them from sliding on the floor or carpet. And it doesn't scratch the floor. ? The pillowcase can be easily removed and reused for cleaning. The zipper is on the side, don't worry about scratching the floor. Specification: Material: sponge + breathable inner lining + granular non-slip cloth Size: 40 x 20 x 10 cm Color: Black Scope of delivery: 1 x footrest