Hydro Flask 21 Oz Standard Flex Cap Stone:
- TempShield double-wall vacuum insulation keeps drinks cold up to 24 hours, hot up to 12
- Flex Cap is leakproof when closed
- Honeycomb Insulated Cap for maximum temperature retention
- Made with 18/8 pro-grade stainless steel for durability, pure taste and no flavor transfer
- Color Last powder coat is durable, sweat-free and colorful
- BPA-Free
- Dishwasher safe
- Not for use on a stove, in a microwave or freezer
