... , M, L4. Packaging: OPP bag Features:USB Foot Warmer Electric Heat Slipper Fleece Boot Shoes OEM Use computer ... It becomes warm in 1-2 minutes and 10 minutes up to the normal temperature 40-50 degree ... SP001Upper MaterialVelvetOutsole MaterialTPRUseIndoorStyleFlip FlopsSeasonSpring, Autumn, WinterProductUSB Bear Paw Indoor Foot Warm PadMaterialVelvet, TPRColorYellow, pinkSizeS, M, LPackagingOPP bagCtn ...