Take your favorite drink wherever you go, from lemonade to iced tea, all in the 40-ounce Hydro Flask All Around Travel Tumbler. At 40 ounces, this Hydro Flask is king at keeping beverages cold or hot for hours, and its closeable press-in lid keeps splashes at bay. The Hydro Flask Travel Tumbler is an all-around winner. It's comfy to hold, easy to fill (and refill), simple to sip, and best of all, it fits in your car cup holder. Closeable press-in lid slides shut to tame splashes and trap temps TempShield double-wall vacuum insulation keeps beverages cold for 24 hours and hot for up to 12 Tapered design is comfy to hold and fits most cup holders 18/8 pro-grade stainless steel for durability, pure taste, and zero flavor transfer Proprietary Color Last powder coat keeps bottle slip-free and colorful—and it's dishwasher safe Summer 2024 product Equipped With TempShield TempShield is Hydro Flask’s innovative double-wall vacuum insulation, which protects the temperature of contents and eliminates condensation. TempShield keeps liquids cold for up to 24 hours and hot for up to 12 hours.