Frontier UL Collapsible Cup Color:AquaSea Blue revives breathability and maintains internal

revives breathability and maintains internal wicking properties

the national park with detailed topo route maps and full-color photos throughout

and any other debris you kick up on the move

With a helmet-compatible hood

Great for Rock or Alpine Use

Frontier UL Collapsible Cup Color:AquaSea Blue revives breathability and maintains internalSleeker, More Ergonomic and Lighter Glass reinforced nylon 66 is used for the base, rim and center ring providing more stability and allowing you to grip the cup more easily. EU food grade silicone rubber sidewalls let the cup shrink down to less than 2cm in height. Designed to nest stack, these cups really do fit in anywhere.