Great replacement for hydroflask wide mouth 12oz/18oz/32oz/40oz/64oz, and most other brands such as Mira, Takeya, Simply Modern SUMMIT, Fifty/Fifty (FOR WIDE MOUTH TYPES ONLY). One of the most popular lid top lid accessories. NOT for every brand wide mouth water bottle. LEAK PROOF: Compared with the straw covers, the spout lid has better sealing performance. Tighten the spout covers and put it in the backpack without worrying about water leakage. Great replacement lid upgrades your water bottle wide mouth perfectly. TOP DESIGN: Replacement lid for hydroflask comes with spout top allow one-handed drinking for adult and kids, a high-flow rate to meet your daily hydration on-the-go.The wide mouth flexible spout lid with soft and super comfortable flexible handle strap, easy to grasp and carry your favorite wide mouth water bottle wherever you go. Straw Lid - The dust cover can effectively prevent dust from entering and avoid touching the nozzle by hand, which is more convenient and sanitary. Best Value - Comes with 1 straw lid, 2 straws，1 straw cleaner. Cut straws a bit at the end to fit your different bottle heights Great replacement for hydroflask wide mouth 12oz/18oz/32oz/40oz/64oz, and most other brands such as Mira, Takeya, Simply Modern SUMMIT, Fifty/Fifty (FOR WIDE MOUTH TYPES ONLY). One of the most popular lid top lid accessories. NOT for every brand wide mouth water bottle. LEAK PROOF: Compared with the straw covers, the spout lid has better sealing performance. Tighten the spout covers and put it in the backpack without worrying about water leakage. Great replacement lid upgrades your water bottle wide mouth perfectly. TOP DESIGN: Replacement lid for hydroflask comes with spout top allow one-handed drinking for adult and kids, a high-flow rate to meet your daily hydration on-the-go.The wide mouth flexible spout lid with soft and super comfortable flexible handle strap, easy to grasp and carry your favorite wide mouth water bottle wherever you go. Straw Lid - The dust cover can effectively prevent dust from entering and avoid touching the nozzle by hand, which is more convenient and sanitary. Best Value - Comes with 1 straw lid, 2 straws ，1 straw cleaner. Cut straws a bit at the end to fit your different bottle heights