Hydro Flask Standard Mouth Flex Cap Harbor Blue Thermal Bottle, 621 ml

Designed for hydration on the go.Made of sturdy stainless steel, cup holder-compatible, and created to fit comfortably in your backpack—Hydro Flask's reusable, refillable insulated bottles keep cold drinks cold for up to 24 hours, hot drinks hot for up to 12 hours, and hold enough hydration for hours of fun.- "TempShield®️" double-wall vacuum insulation keeps drinks cold for up to 24 hours or hot for up to 12 hours- Cap is leakproof when closed, and insulated for maximum temperature retention- Made of 18/8 pro-grade stainless steel for durability, pure taste, and no flavour transfer- Dishwasher-safe- NOT stove-, microwave- or freezer-safe