Black Diamond's premier Ascension set-up features a sewn-in tip loop for simple security and reduced bulk paired with the ease and flexibility of their STS tail attachment. Sold in length increments of 7 cm, these skins offer the best of all worlds. Sizes: Widths: 110, 120, 130 mm Lengths: 155-162, 161-168, 167-174, 173-180, 179-186, 185-192 cm Weight: 1 lb 9 oz, 120 mm x 173-180 pair