The whole looking of this glass cups with lids are designed to a can, It caters to the way you used to holding glass beer can cups, so glass cup with lids are very handy to grab and toast. Round wide mouth makes the drinking glasses with bamboo lids easy clean. Bamboo lids on the glasses with silicone strap which makes the lid closely fit the glass cup body without falling off. Thick and flat bottom of the glass cups with lids are not easy to fall. Glass cups are made of premium borosilicate glass, free of lead, durable and thick, and safer than plastic cups. These can beer cups are great for many occasions. It can hold hot and cold drinks. It is perfect to serve juices, smoothies, coffee, tea, and holiday drinks. Quantity over 500 ship by sea.