Whether you need to hydrate while on your paddleboard or on the trail, use the Small Sling to bring along your standard size Hydro Flask. Compatible with bottles with volumes from 12 to 24 ounces, it holds your favorite beverage so your hands are free to work your paddle or help you scramble. When you're ready to take a break to float or watch the clouds, your water or other beverage will be on-hand to wet your whistle.