Single Layer Mini Small Water Injection Hot Water Bottle $ 4.26 Product information Product category: water injection hot water bottle Material: High-density PVC Weight (including packaging): 20 (g) Color: A-green polar bear, B-green pineapple, C-green starry sky, D-green English, E-pink flamingo, F-pink red lips, G-pink refill Packing list Hot water bottle x1