The Hydro Flask Standard Mouth Bottle keeps you hydrated while you're on the move. This Hydro Flask thermal bottle features TempShield double-wall vacuum insulation to keep beverages cold up to 24 hours and hot up to 12 hours. Honeycomb Insulation inside the lid offers additional thermal control, while durable 18/8 pro-grade stainless steel construction resists condensation and cleans easily. This insulated water bottle is both BPA- and Phthalate-free. The Hydro Flask Standard Mouth Bottle includes a standard mouth flex cap, but can also be paired with a Sport Cap (not included) for single-handed refreshment. Mfrs. lifetime limited warranty. 18/8 stainless steel construction Honeycomb insulation inside lid TempShield keeps drink cold 24 hours and hot 12 hours Resists condensation BPA- and phthalate-free Includes standard mouth flex cap