Stainless steel, cup holder compatible, fits right in y our pack our reusable, refillable 21 oz Standard Mouth insulated water bottle keeps cold drinks cold for 24 h ours, hot drinks hot for up to 12 h ours, and holds enough hydration for h ours of fun.

- TempShield double-wall vacuum insulation keeps drinks cold up to 24 h ours, 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