Product Parameters:Product name: insulation and cooling dual-use boxProduct color: blueShell material: Polyethylene HDPEInner wall material: Polystyrene HIPSInsulation coat: PU foamProduct capacity: 13LInsulation time: about 8 hours (at constant temperature)Cooling time: about 48 hours (at room temperature) notes:1. Please choose size, color and number of pieces before ordering.2. Only the product is included, other props used for shooting are not included in the product, please confirm before purchasing.3. Please note that due to different monitors, there may be slight color difference, please understand.4. Due to manual measurement, some errors may occur, please refer to the actual product, thank you.5. Welcome your sharing and feedback so that we can provide you with better products and services.Serving with heart, listening with heart, and communicating with love are our service tenet. When you have any questions, please contact us via email.We will serve you wholeheartedly.