Hydro Flask 40 oz Black BPA Free Insulated Bottle

Stainless steel, insulated, reusable, and sized for epic days our 40 oz Wide Mouth water bottle is the flask to grab to keep cold drinks cold and hot ones hot. The large opening makes it easy to add ice and get yourself a bigger gulp. Fill up for adventure. Honeycomb Insulated Cap for maximum temperature retention TempShield double-wall vacuum insulation keeps drinks cold up to 24 hours, hot up to 12 hrs Flex Cap is leakproof when closed Honeycomb Insulated Cap for maximum temperature retention