The Rift Tumbler 20 oz is made for everyday adventure with the confidence of a VaultLoc™ 100% leakproof lid for spill-free carry. The articulated base design provides a comfortable, ergonomic grip, while a slip-resistant silicone bumper keeps the tumbler steady and helps protect surfaces from scratches. Built from durable recycled 18/8 stainless steel with double-wall vacuum insulation, Rift keeps drinks hot or cold for hours in a size that still fits easily in hand and in cupholders. Dishwasher safe and BPA-free. Care Dishwasher safe, remove Rift Link attached to lid prior to washing. Tech Specs Durable 18/8 Recycled Stainless Steel Double-wall Vacuum Insulated VaultLoc™ Twist-Lock Leakproof Lid Rift Link for Hands-Free Carry Slip Resistant Removable Silicone Bumper Cup Holder compatible Dimensions Tumbler: 231.14 x 93.98mm (9.1” x 3.7”) Lid: 46.99 x 93.98 mm (1.85" x 3.7”) Base Diameter: 66.7 mm (2.6”)