Stay hydrated throughout the day with the Hydro Flask 40 oz Wide Flex Straw Cap Bottle. The BPA-free 18/8 pro-grade stainless steel construction offers long-lasting dependability, and the TempShield® double-wall, vacuum insulation helps keep your drink hot or cold for hours. The Hydro Flask logo displays your brand pride, and the insulation flex straw cap reduces leaks and spills. Hydro Flask 40 oz Wide Flex Straw Cap Bottle Light Grey - Thermos/Cups &koozies at Academy Sports