Hot Water Bag (hot water bottle, rubber hot water bottle) 1,500ml, 1000ml, 1750ml, 2000ml 2,material:rubber Hot Water BagOur products have passed ... CE,ISO and ROHS certification. 1) Hot water bag for adult use: 500ml ... , 1000ml, 1750ml, 2000ml2) Hot water bag for baby use: Various kinds ...