Adjustable universal head with 140 mm. The K2 skins from Pomoca are made from 70% mohair natural fibre and 30% nylon. They offer the best combination of lubrication and grip. They fit perfectly on all models that feature the new "Skin Grommets" holes on the shovels and ski ends. Z-Clip Attachment: A secure, self-centring attachment for the K2 BackSide models that allows the quick attachment and removal of the climbing skins. Material: 70% mohair, 30% nylon, universal fur: the fur is suitable for touring skis with a tip width of 146 mm and narrower.