32 OZ BIRCH GRAY WATER BOTTLE: Your favorite insulated 32 oz Hydro Flask bottle with a cupholder-compatible design. Drinks stay cold for 24 hours, and the Flex Straw Cap makes it easy to sip. Designed for seamless cupholder fit, it's right at home on the open road. NONSTOP COLOR: Color-matched straw cap for a monochrome, stylized look. FITS CUPHOLDERS: The cupholder-friendly design means your bottle fits seamlessly in most cupholders. Designed for seamless cupholder fit, it's right at home on the open road, on the sidelines, in a pack or wherever you need to set your sips. LEAKPROOF: Say goodbye to leaky water bottles. The Flex Straw Cap is leakproof when closed. Simply close it shut and toss it into your bag without worry. Click it shut, and rest easy knowing your drink stays securely sealed all day. Flex Straw Cap not intended for use with hot liquids. 24 HOURS COLD: The insulated bottle keeps drinks cold for 24 hours thanks to double-wall vacuum insulation. TempShiel