• Silicone
• Leakproof design: the rotatable lid prevents the bottle from being accidentally opened,flexible water bottle hiking,foldable sports bottle
• Hidden handle: collapsible water bottle with handle, convenient for you to carry it anywhere,portable travel bottles,portable sports water bottle
• Foldable design: the collapsible water bottle is easy to fold when not in use, saving space,leakproof bottle,portable sport water bottles
• Leak-proof design: the lid of the water bottle has a good seal and is not easy to leak,lightweight traveling water bottle,lightweight water bottle for travel
• Simple design: simple but chic folding water kettle, suitable student, office worker, or sports lover,outdoor sport bottle,portable water bottles