Frontier Ultralight Collapsible Cup Colours:AQUA SEA increasing air retention in case

increasing air retention in case of abrasion

Cleaning before relubing is usually not required

the pump sack features durable and welded seams

TCR Advanced 2 Disc (2021)

Frontier Ultralight Collapsible Cup Colours:AQUA SEA increasing air retention in caseThe Frontier Collapsible Cup is sleek, ultralight and as packable as ever. 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 down to less than 2cm in