This cap fits all standard size Hydro Flask drink bottles and offers a comfortable, easy to carry handle, BPA-Free & Toxin-Free and is super easy to clean with removable components and is dishwasher safe.
Have peace of mind that the content of your drink bottle is contained with our leakproof
Hydro Flask Standard Mouth Straw Cap! We also boast a lifetime warranty on all Hydro Flask drink bottles.
Flip and sip makes your Hydro Flask easier to drink and control while on the move.