Advanced Mixology Insulated Skinny Stainless Steel Tumbler Set - 4-Pack 20oz Coffee Tumbler with Straw - Travel Coffee Mug With PBA Free Lids - Slim Vacuum Insulated Tumblers Keep Hot and Cold - Great for Home, Office.

Brand: Advanced Mixology Color: Army Green Features: DOUBLE WALL - Double walls keep beverages hot for up to 6 hours and chilled for up to 12! The double wall feature also prevents condensation and burns, retaining the temperature of the bottle’s contents. KID and CROWD FRIENDLY - Conveniently packaged as a set of four, these are perfect for family outings, parties, conferences, and picnics. Ultimately shatterproof, they are safe in backpacks, school bags, the hands of children, and on your desk at work. (Tumblers are not leakproof) PROTECTIVE LID - Avoids spills and protects your drink from dust, grime, and flies. A sliding seal completely covers the bottle for total protection. For hot drinks, a thin straw can be inserted with the cover closed. Ideal for outdoor events and lengthy gatherings. ERGONOMIC DESIGN - Slim and sleek with a smooth stainless straw for comfortable gripping and pleasant drinking. Its wide mouth makes it perfect for infusing drinks with fruit or ice and for eff