Yukon Outfitter's NEWEST Tumbler has quickly become a crowd favorite, known for its high performance and durability.  Made of high grade 18/8 stainless steel and double wall vacuum insulated, they will keep your favorite beverage hot or cold for hours.  Product Features: Double Wall Vacuum Insulated - provides maximum temperature retention of both hot and cold beverages.  Up to 6 hours hot and 24 hours cold. High-Grade 18/8 (304) Stainless Steel - highly durable and corrosion-resistant.  Copper Plate Insulation Three Position Slider:  Cover, Sip, Chug Reusable Straw Ergonomic Handle DuraGrip Powder Coat Finish - our proprietary finish is both ultra-durable and provides a textured surface for you to grip.  Sweat Free Exterior Environmental Friendly Recycled Content BPA Free Designed to fit most cup holders Non slip base Specifications: Dimensions: 10.35"H x 3.85" diameter Capacity:  40oz / 1183ml Weight: 540 ounces Replacement Accessories  Replacement Lid Here Fit Forty Straw Set with Brush