Flip it and sip it with the Hydro Flask 21 oz Standard Mouth Bottle With Flex Straw Cap. With a comfortable, flexible handle, the closeable, leakproof straw cap is easy to open and close with one hand, for on-demand hydration. Double-wall insulation keeps drinks cold up to 24 hours for cool refreshment. The slim design fits most cupholders and is dishwasher safe.
- 24 hours cold, 12 hours hot
- TempShield®️ double-wall vacuum insulation
- Leakproof when closed
- Pure taste, no flavor transfer
- Fits most cupholders
- Durable stainless steel
- BPA-Free
- Dishwasher safe
- Flex Straw Cap not intended for use with hot liquids
- Not for use on a stove, in a microwave or freezer
- Department:
- Gear
