YIMAN&trade; Coffee Mug Stainless Steel Liner Vacuum Insulation Coffee Cup Creative travelling cup(White) 100% leak-proof, simple design, one-hand operation. No BPA, healthy and safe. Comes with two leather straps, long and short ones, easy to carry, fashionable and saving place. The leather on the cup's body not only for aesthetics but also we can put it down as a cup holder. Good insulation properties, so you can always drink hot coffee.