The best kind of mugs for adventure? The ones that never leak—even when navigating rocky trails or driving across bumpy terrain. This mug features a unique 3-position lid that rotates open for easy sipping, then locks tight when closed. Take it and toss it anywhere without worrying about your stuff getting wet. Stanley’s signature vacuum insulation keeps your coffee or tea hot for hours. The lid also disassembles for a deep clean. Weight: 1.2 lb. Dimensions: 2.8L x 2.8W x 9.5H in. Classic Series. 18/8 stainless steel, BPA-free. Double-wall vacuum insulation. Leakproof + packable. Rotating lid covers drink surface when closed. Easy-clean lid, dishwasher safe. 9 hrs / 12 hrs / 40 hrs iced.