• Silicone
• Foldable design: the collapsible water bottle is easy to fold when not in use, saving space,travel bottle,foldable water bottle for outdoor
• Simple design: simple but chic folding water kettle, suitable student, office worker, or sports lover,flexible water bottle hiking,portable sports water bottle
• Simple design: simple but stylish folding water bottle, suitable sports lovers, students, workers,foldable sports bottle,portable water bottle
• Leakproof design: the rotatable lid prevents the bottle from being accidentally opened,foldable drinking bottle,portable sports bottle
• Leak-proof design: the lid of the water bottle has a good seal and is not easy to leak,sports bottle, bottles