This heated seat cushion is made of oxford cloth and sponge for comfort and pain relief during long periods of sitting. With 3 temperature modes, USB charging, and a portable design, it is perfect for travel and outdoor activities in cold weather. Dimensions: 40 x 27 x 7cm; weight: 425g. Features: 1. 3 Kind Of Temperature: Heating cushion has 3 levels of temperature, Blue-50, Green-59, Red-65, and can be heated in a few seconds 2. Winter Must Have: This heated seat cushion will give you enough warming during a long time sitting. Whether you need pain relief or warmth in winter, it is the best option. 3. Comfortable: Made of oxford cloth, filler with sponge, soft to sit, add more comfort to your seat while driving, working at a computer desk, or sitting at the dining table. 4. USB Interface: Comes with USB interface, can be powered via your PC, power bank, or car charger, and with a pouch can hold a power bank. 5. Portable: The heated seat pad is designed with a handle and carabiner, so you can carry it with you to work, hiking, travel, or camping. Specification: Material: Oxford Cloth + Sponge + Cotton Product Color: Multicolor Product Size: 40 x 27 x 7cm Product Weight: 425g Package Included: 1 x Heated Seat Cushion