[Safe & Reliable Materials]Our mason jar drinking cup is made of high quality glass, with food grade plastic mason jar lids and 304 stainless steel straws. Free of BPA and PVC, safe, reusable and environmentally friendly. Refill these mason jar drinking cups again and again to save your money.[Multifunctional Bubble Tea Cup ]2 kinds of different lids are suitable for different purposes, storage jars or drinking cup. Sealed storage lid with a silicone seal ring is perfect for storing food and used as tea tins, jam cans, sugar jars and more. You can also use the wide mouth mason jar lid with straw hole to make milkshakes, juices, smoothies, boba tea, etc. Attached silicone cup ring prevents hot hands, no need to worry hot coffee, hot tea and so on.[Easy to Clean]Wide mouth design makes the mason jar sippy cup easy to clean. And smooth inner wall will not absorb food or pigments. Using the included cleaning brush, you can easily clean the long straws without any difficulty.[Widely Used]Reusable bubble tea cup with straw is perfect for preserves, canning, jelly beans, jellies or honey, milkshakes, smoothies, etc. 2 different sizes straws allow you to elegantly enjoy drinking time gracefully at any time. Widely used in travel, office, school and home, a good gift for your family, friends and colleagues.Colour:Red GreyMaterial:glassPackage Contents:2 * 650ml glass bottle2 * silicone cup holder2 * perforated lid2 * cap without holes2 * 12mm straight straw2 * 6mm curved straw2 * cleaning brushOnly the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.