1. Material: quilted suede + cotton + oxford cloth + heating sheet 2. USB interface, used with charge bank (excluding) 3. Get evenly heat can keep warm 4. Three-gear intelligent temperature control, 50 / 59 / 65 degrees celsius 5. With elastic belt design, fix the seat, to prevent falling 6. Dimension: 40x40x40 cm, 2 cm in thickness 7. Weight: 0.47 kg