Black Diamond Ascension STS 110mm Ski SkinFrom one lap dawn patrols to 10,000 foot days, the Black Diamond Ascension Nylon STS Skins offer standard setting traction on the uphill with efficient glide thanks to our redesigned plush material, which is now 20% lighter and more packable than previous versions. The Ascension Nylon STS Skins feature Black Diamonds patented STS tail attachment system, which provides up to 10cm of adjustability for using with different skis in your quiver or for easy