Specific Size: The inner diameter of the water bottle top replacement is about 2.8 cm/1.1 inches, and the outer diameter is about 3.1 cm/1.22 inches, please check if your bottle size is compatible with the cap before ordering
Push-Pull Design: The water bottle cap adopts a convenient push-pull design, just push down to close and push up to open, saving time and effort, allowing you to easily drink water as you like after sports training, while preventing water from entering and overflowing , so you wont get burned or wet
Avoid bottle waste: The push-pull bottle caps are made of PE material, not easy to break or deform, suitable for repeated use; when you lose sports bottle caps, just replace these caps instead of throwing them and buy another bottle to reduce waste
Wide range of uses: Water bottle sports caps are suitable for various purposes, can replace sports drink caps, make it easier to carry drinks when traveling, going to restaurants, concerts, stadiums, sports games, running, hiking, camping and more