Integrated K2 Climbing Split Bean Skins come pre-cut, or trim-to-fit. The innovative, minimalist design of the Z Clip and Universal Attachment systems provide a secure hold, reduced weight, and are quick in transition. ZCLIP: Taking the already industry leading attachment system to a new level of secure attachment and ease of use. By angling the end of the skin you get the maximum amount of adhesion surface area and lowest profile clip.