Model Number: Ice Seat Cushion Key Specifications/Special Features: Product Size: 39 cm * 39 cmProduct Weight: 1800 gThis cushion is suitable for both indoor and outdoor use.Those who spend most of the time sitting, such as drivers, officeworkers, students, and those who use wheel chairs wouldbenefit from using the product.There are multiple layers of gel inside the product,providing an extraordinary cooling effect. Multiple layers of gelinside the product provides an extraordinary cooling effect thanstandard seat cushion. In comparison to traditional coolingcushion, the Mega Cool Cushion can extends the coldnessfor an additional 2.5 hours!