1. Material: polyester fiber/polyurethane 2. Changeable jacket, breathable, wear-resistant and textured 3. Memory foam core to protect the lumbar spine 4. Fit the waist curve, release pressure and rebound 5. Fits moderately soft and hard, comfortable to use 6. Size: 56 x 26 x 5 cm 7. Weight: about 500 grams
