Borosilicate Glass Construction: The water bottle is made of borosilicate glass, which provides a better taste in the water and allows the water to stay colder for longer. Multipurpose Design: The bottle includes a 3-way tea infuser, a cold brew coffee maker, and a fruit infuser for infused water and coffee. Adjustable Strap: The bottle has an adjustable strap that allows hands-free use during a workout or while walking. Easy to Clean and Drink From: The wide mouth feature makes it easy to drink from and clean the bottle. Quality Materials: The bottle is made of food-grade borosilicate glass and is reusable for daily hydration.