Tech Tips-- Rubber Clear Blue and the central zipper means

and the central zipper means slipping the boot on couldn't be easier

The refill kit allows to refill the 'Cartridge Refillable 207 Bar Alu / empty'

see provided size chart for US conversion*

Indestructawool™ and Shred Shield™ technologies increase the sock's durability

The Ultra Run Crew

Tech Tips-- Rubber Clear Blue and the central zipper meansIdeal for hard surfaces or rocky trails, the quiet, non marking Black Diamond Rubber Tech Tips avoid rock and trail scarring, and offer excellent grip and durability. Works as replacement tip for our Spring 2012 and later only trekking poles and all model Z poles. Does not work with First Strike, Trail Back, Syncline poles. Sold in pairs.