The Hydro Flask 21 oz Bottle is a stainless like no additional. Fill with cold water for thirst quenching refreshment throughout a summer hikes or tote to the mountain plus enjoy hot coffee or soup. The standard mouth qualities a greater opening than the authentic narrow mouth plus is perfect for camping employ with water filters plus coffee cones.
- Made from food grade 18/8 Stainless Steel; BPA-free, highly resistant to absorbing odor, t
- Double wall vacuum insulated removes air between the two layers of stainless steel, so outside air h
- Remains hot for 12 hours
- Keeps cold for 24 hours
- Standard mouth (1.81 in / 4.6 cm) measures nearly 1 cm bigger than the narrow mouth