The Scarpa Mens Charmoz GTX is Scarpas number one selling mountaineering boot for a reason. Incredibly light & versatile, this durable boot is perfect for alpine & winter climbs or any kind of walking or scrambling where weight is a factor. The GORE-TEX lining offers waterproof & breathable protection whilst a Pro-Fibre midsole & Vibram Mulaz outsole provide excellent support, stability & lasting comfort, so you can concentrate on the challenges ahead. Features L-Tech upper GORE-TEX (performance comfort footwear) lining Pro- fibre insole Vibram Mulaz sole Weight: 1440g per pair (based on size 42) Glossary GORE-TEXGOREs extremely waterproof & durable membrane is laminated onto fabrics & used to deliver exceptional waterproofing & breathability. Vibram Vibram create high quality rubber compounds that provide excellent grip in wet & dry conditions. Vibram also develop lug patterns that provide stability in all conditions without compromising the flex of your foot.