Hydro Flask USA 21 oz Standard Mouth with Flex Straw Cap | IJ0864357

Flip it and sip it.

A cupholder-compatible water bottle with leakproof Flex Straw Cap and boot—easy to fill, easy to drink. Open it up, add your ice, and flip to sip. The insulated stainless steel keeps it cold for up to 24 hours.

• 24 hours cold, 12 hours hot
• TempShield®️ double-wall vacuum insulation
• Dishwasher safe
• 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