Features: brand new and high quality Seal tight bamboo lid: The Natural Bamboo lid is an attractive, safe, and practical material that gives a premium look that sets itself apart from any other tumblers. The lid is well stationed on top that prevents it from leaks and spills while also being clean. Made of food grade silicone: The 20 oz glass tumbler is made of food grade silicone, which is a non-toxic type of silicone that does not contain any chemical fillers or byproducts, making it safe for use with food. With a wide mouth slot, you can easily put coffee powder, ice cubes, etc. which is also easier to clean later on. Silicone sleeves for better grip: The sleeve also provides a grip that stops your hand from slipping and dropping the object to the ground and also stops your hands from getting wet from condensation. Multi color: The silicone sleeve comes with 7 colors, black, blue, flesh color, green, purple and white, which is easily identify your drink on the table and better distinguish between you and others. A warm gift: The re-usable tumblers are affordable and a great gift to have. They are great for home, work, and travel. The glass cup is a perfect gift for your family, friends, love ones, and also a perfect gift during ceremonies like Christmas or during mother’s, father’s day, or can offer as a birthday gift. Specifications: Material: Silicone + Glass Size: Approx.72x255mm/2.83x10.03 inches Color: Black, Blue, Flesh Color, Green, Purple, White Package Includes: 1 Piece Glass Tumbler note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflec0.75 the actual color of the item.