YETI RAMBLER STACKABLE MUG

STACKABLE & INSULATED FOR COMPACT STORAGE AND HOT BREWS.This mug is 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. When the lid is removed, the built-in grooves on the bottom help it nest perfectly with another just like it.Please note:  Do not place mug over external heat source or open flame.  Vacuum seal or other damage may occur.  This magnet slider is not leakproof and will not prevent spills. 18/8 Stainless Steel: Kitchen-grade stainless steel, so they're puncture- and rust-resistant. Double Wall Vacuum Insulation Dishwasher Safe Magnets: Makes for easy opening and closing. Dimensions: 4.6"W x 4.5"H Empty weight: 0.8 lbs Capacity: 10 oz