Vulcanized Rubber Air Chamber for Smart Mattress Hebei Cangfeng Travel Products Co., Ltd. Base Info Type:AirSize:1.8*2.0mUsage:Home, Hotel, SchoolHardness:MediumThickness:MediumShape:RectangularAge Group:All AgesSeasons:All SeasonsCondition:New Description Pre:Cheap BS Quality Hot Water Bottle with Covers Customized Color for Covers Next:2021 Rubber Hot Water Bottle with Knitted Cover with Embroideried Patches