E13 Tubeless Valve Set Size:17-27mm The new Vibram Arctic Grip

The new Vibram Arctic Grip All Terrain outsole with Vibram XS Trek Evo compound provides advanced traction on all terrains including wet ice

our dual-density Varizorb™ EPS liner

making it your ultimate choice for various weather conditions

Knee articulation

D3O™ Ghost pad

E13 Tubeless Valve Set Size:17-27mm The new Vibram Arctic Gripe*thirteen engineers understand the perfect tubeless wheel system means rims, tape, tires, sealant and valves must all play their roles perfectly. F Traditional Presta tubeless valves suffer from various weaknesses, like low air flow, clogging, and the need for special tools to remove the valve core, which leaves you with a valve port too small to inject sealant. This meant most of us resorted to the risk of breaking the tire bead and pouring directly