Feature: 1. Three-gear temperature control design, one-key operation, meeting different temperature needs. 2. Precision edging design, preventing edge damage, long service life. 3. Easy to carry, moderate size, light weight, will not become a burden to carry. 4. Waterproof design at the bottom, preventing water from entering the cushion, sitting more stable. 5. Side Velcro pocket, can store power bank, convenient to use. Specification: This autumn and winter outdoor camping portable heating cushion, made of canvas + cotton + heating sheet material, with three-gear temperature control design, one-key operation, easy to carry, suitable for sports fans, travelers, drivers, families and office workers, and outdoor fishing enthusiasts. Features: Three-gear temperature control design, one-key operation, meeting different temperature needs. Precision edging design, preventing edge damage, long service life. Easy to carry, moderate size, light weight, will not become a burden to carry. Waterproof design at the bottom, preventing water from entering the cushion, sitting more stable. Side Velcro pocket, can store power bank, convenient to use. Specifications: Material: Canvas + Cotton + Heating Sheet Color: Sky Blue, Gray, Blue Purple, Gray Green (Optional) Size: 42.5x42.5cm /16.7x16.7in Weight: 240g /8.5oz Package list: 1 x Portable Heating Cushion Package List: 1 x Portable Heating Cushion