1.Reliable Sublimation Clear Glass and Bamboo Material: Made of high-quality glass, the lovely mason jars are to keep in the refrigerator. The surface of the glass cup is round, smooth and crystal clear. Bamboo lids not only make the beer cups look more perfect and beautiful, but also reusable.<br> 2.Exquisite Reusable Cups with Lids and Straws: Unique cylindrical design makes the glass cups easy and comfortable to grasp in your hand. Having a smooth curved rim for easy and spill- drinking, the can-shaped cups will inspire you imaginative, you can hold any beverage you mix, decorate the bottle, happy to use. There are scales on the bottle for precise filling of beverages.<br> 3.Multi-purpose for Drinking: The glass cups with lids and straws are fit for any occasion, any cold drink. It is ideal for sodas, cocktails, juice, beer, coffee, tea, juice, iced drinks, milk or water. No matter what you want to serve in it, the mason jar drinking glasses make a great addition to your family, kitchen, breweries, bar, pubs, cafe, bars or restaurants.<br> 4.Easy to Clean - The beer can shaped cups can withstand sudden changes in temperature between -68°F to 212°F, it is more robust than ordinary glass.So the drinking glasses with bamboo lid can be ly placed in the dishwasher for cleaning to your hand.