Hammertone Clay Classic Legendary Small Bottle 25oz /750mlThis bottle is designed to withstand anything, including dents and drops, while keeping the thermal integrity of your favorite beverage intact. Its slim, so you can hold it with one hand, and the leak proof design features a twist cap for better control. Additionally, it comes with an insulating lid that also functions as a drinking cup. Double wall vacuum insulation Leak proof + packable Thermal lid doubles as a cup Thermal insulation