Features:
- Safe: Healthy materials for safe hydration,BPA free, cold and heat resistant, not easy to rupture;
- Anti-slip: Comfortable grip with concave design to prevent slipping;
- Universal: Fits most bottle cages with a 7.3cm diameter, secure fit;
- Leakproof: Sealed mouthpiece prevents leaks with easy open/close function;
- Convenient: Wide-mouth design for easy cleaning and convenient water storage;
- Clean: Dustproof cap to keep the mouthpiece clean and removable for thorough cleaning.