Hydro Flask 18 Oz Water Bottle Stainless Steel Standard Mouth Flex Cap Vacuum Capacity: 1.1 Pounds Color: Agave Special Feature: Leakproof Age Range (Description): Adult About this item 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