Item Weight:1.5kg Item Height:20cm Item Width:30cm Item Length:40cm Applicable Season:Spring and Summer Material Type:Polyester Origin:Mainland China CN:Zhejiang Item Type:Seat Covers & Supports 12V/24V:Summer Cool Massage Cushion Car Seat Cooling:Car Accessories Product Introduction: Name: Ventilated seat cushion Function: Seat ventilation Material: Ventilation grid+ABS material Color: Blue/Black Applicable: Connect to cigarette lighter Features: Strong wind, violent cooling in 15 seconds Infrared thermal test, with an average temperature value of 28 degrees Celsius after ventilation Ventilation grooves, soft and not touching the buttocks Hollow mesh, 3D three-dimensional breathability Installation method: Fix the headrest support rod with a buckle Insert the clip into the back of the seat Fix the seat waist with a buckle Hook onto the bottom of the seat