A 21oz borosilicate glass water bottle with thick protective silicone sleeve. Designed for chugging and easy ice loading. The Bink Bottle also features simple to follow hydration tracking to help you drink the recommended amount of water each day. Because your health is your greatest asset, and drinking enough water should never feel abstract or unattainable. A simple, well-designed glass water bottle evolved to your needs - this water bottle is made from one of the cleanest and safest materials for food storage, and features a wide mouth opening that's easy to clean and allows you to fill your bottle with ice or fruit pieces with ease. The sturdy handle makes for easy carrying and the silicone case provides a non-slip grip. Dishwasher Safe (no need to remove the silicone cover). Car Cupholder Compatible.