Color: Blue, Green, Black DOUBLE WALL VACUUM INSULATION — Our stainless steel wine glasses with advanced technology keep your drink cold for up to 9 hours or hot for up to 3 hours. Even with hot beverages, the outer surface stays cool - great for on the go. Enjoy your favorite cold drink even when it's hot. 18/8 STAINLESS STEEL — — Preserves the original flavor of wine, lightweight, lead-free, and durable. Double Vacuum Insulated Travel Mug — Rust-resistant, sweat-proof, easy to clean. Great for travel, no flavor transfer. Do not steam sterilize the lid to avoid deformation. BPA FREE — — Leakproof travel mug with vacuum lid and silicone ring ensures safe enjoyment without leaks. The lid features a newly designed sliding straw opening that makes drinking easier. When serving hot beverages (>60℃), please open the straw opening slightly to prevent the lid from accidentally opening due to water vapor. PERFECT SHAPE — — Stylish and comfortable, the poleless design with a powder-coated finish provides added insulation, grip, and a durable coating that won’t wear off or peel. Please note that the wider diameter of 9cm does not fit the universal car cup holder (8cm).