Sea to Summit Frontier Ultralight Collapsible Cup Colour:Yellow Designed purely for attempts on

Designed purely for attempts on the World's great peaks

The combination of durable materials and traditional proven harness construction ensure the harness is long lasting and reliable even with extreme use

(indoors and outdoor) and on slabs

including a padded 13-inch laptop sleeve and a mesh security pocket with a key clip

Imagine a comfortable

Sea to Summit Frontier Ultralight Collapsible Cup Colour:Yellow Designed purely for attempts onThe 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