• Double-Wall Vacuum Insulation: This advanced thermal technology creates a vacuum seal between two stainless steel walls to eliminate heat transfer, keeping your cold beverages icy for hours even in direct sunlight.
• 18/8 Stainless Steel: Constructed with kitchen-grade stainless steel, this heavy-duty material is engineered to be puncture-resistant and rust-resistant, ensuring the mug withstands drops and rugged outdoor use.
• Cupholder Compatible Design: The mug features a tapered base specifically engineered to fit into standard 3: inch diameter cupholders, making it the ideal high-capacity companion for daily commutes and long road trips.
• Rambler® Straw Lid: This shatter-resistant and BPA-free lid includes a molded-in stopper to keep the reusable straw securely in place, providing a convenient, spill-resistant drinking experience for chilled liquids.
• No Sweat™ Design: The specialized exterior engineering prevents condensation from forming on the outside of the mug, ensuring your hands stay dry and your furniture remains free of water rings.
• Hand-Wash Recommended: Advised for all customized products to maintain the quality of the finish.

Diamondback Branding is not an authorized Hydro Flask partner.

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