The Rambler 10 oz Stackable Mug is made from durable stainless steel with double-wall vacuum insulation to protect your hot or cold beverage at all costs These Ramblers come standard with the YETI MagSlider Lid, the only drink lid that uses the power of magnets to keep your favorite drink on lock While the MagSlider Lid adds a barrier of protection for keeping drinks contained and preventing heat or cold from escaping, Please Note – The MagSlider Lid is not leakproof and will not prevent spills YETI Ramblers are BPA-free, dishwasher safe, and have a No Sweat Design to make sure your hands stay dry. The tough Duracoat coating on the colored tumblers won’t crack, peel or fade The YETI 10 oz. Rambler Mug stands 4 inches high and has a lip diameter of 3.5 inches, and with the handle its almost 5 inches’ wide At a glance, this mug might look like your everyday drinking vessel, but look again. It’s loaded with top-to-bottom insulation to keep your coffee hot from the first pour to the last sip. And it’s a space saver. The built-in grooves on the bottom help it stack perfectly on top of another one just like it. So whether you’re storing it in the cabinets or packing it up for an adventure — it one-ups the average mug. Please note: each mug is sold separately.