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.Specifications and Features: Dimensions: 10.35"H x 3.85" diameter Capacity: 40oz / 1183ml Weight: 540 ounces Designed to fit most cup holders Non slip base Sweat Free Exterior Environmental Friendly Recycled Content BPA Free