Sea to Summit Frontier UL Collapsible Cup Color:AquaSea Blue * Insulation: VerticalX ECO™ 100%

* Insulation: VerticalX ECO™ 100% polyester (85% Recycled) 130G

420A stainless steel frame and components

108 stocked fishing lakes and 212 lakes with native fish populations

and loops to tie on additional gear

Sea to Summit Frontier UL Collapsible Cup Color:AquaSea Blue * Insulation: VerticalX ECO™ 100%The Frontier Ultra Light Collapsible Cup is sleek, ultralight and as packable as ever. DESCRIPTION Building on over a decade of experience in collapsible drinkware, the Frontier Collapsible Cup has been engineered to be sleeker, 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