• 21 oz (621 mL)
• TempShield™ insulation eliminates condensation and keeps beverages cold up to 24 hours and hot up to 12 hours
• Durable 18/8 Pro-Grade Stainless Steel construction
• BPA-Free and Phthalate-Free
• Comes with Standard Mouth Flex Cap & is compatible with Standard Mouth Insulated Sport Cap
• Lifetime Warranty through Hydroflask

More details available on the Hydroflask website