• Double-Wall Vacuum Insulation: This advanced triple-layer technology creates a thermal barrier that eliminates temperature transfer, keeping your favorite beverages ice cold for up to 24 hours or piping hot for up to 12 hours. • 18/8 Food-Grade Stainless Steel: Constructed from premium, rust-resistant metal, this tumbler ensures your drinks remain free from metallic aftertastes and harmful toxins while providing a rugged build that lasts a lifetime. • Leakproof Straw Lid: The specialized folding straw lid creates a secure, airtight seal that prevents messy spills and leaks even on bumpy rides, making it the ideal companion for commuting and active lifestyles. • Cupholder-Friendly Design: Featuring a tapered slim-base profile, this 24 oz tumbler is engineered to fit perfectly into most standard automotive cup holders, ensuring your hydration is always within reach during travel. • Product Care and Longevity: To preserve the vibrant powder-coated finish and maintain the integrity of the vacuum seal, handwashing is highly recommended for long-term durability and performance.

Diamondback Branding is not an authorized Hydro Flask partner.

All Hydro Flask products are modified after initial purchase and may void warranty.