High-Quality Borosilicate Glass Bottle - This large motivational water bottle is made of odorless, quality, borosilicate glass. Straw and lid are made of food-grade PP, and eco-friendly. Glass Water Bottle with -up Straw Lid - Our 64oz water bottle with straw is designed with an upgraded lid that ensures 100% leakproof and dustproof. Advanced one-click button makes you drink easier, just push the button and the straw out automatically. Glass Bottle With Time Marker - Time markers and water capacity markers on the glass bottles. Great for measuring your daily intake of water and a reminder to drink the perfect amount of water each day. 64 oz water is equivalent to 8 cups of water recommended by scientists for humans every day, this motivational water bottle lets you not refill it frequently anymore. More Function - Our glass water bottle with stylish silicone sleeve which provides more grip and prevents the water bottle from slipping out. This large motivational water bottle has a wide mouth, not only easy to hold ice-cubes and fruit but also very easy to clean, you can use our complimentary cup brush to clean your water glass. Handle on the lid for easy portability. Good for Home and Outdoors - Suitable for swimming, Sports, Travel, Road trip, Barbecue, Camping, parties, etc. You can share them as gifts onMother's Day, Father's Day, birthdays, Thanksgiving, and Christmas with your family, friends, peers, teachers, and colleagues.