For reference, keep the following product details in mind: Cirkul's stainless steel bottle keeps your water ice-cold all day long while you enjoy refreshing, delicious hydration.

• Double walled, insulated stainless steel
• Capacity: 22oz
• Keeps water ice-cold for up to 8 hours (even though we know you'll finish the entire bottle in 30 minutes when you have any of our delicious flavors on-hand)