USED La Sportiva Olympus Cube S Mountaineering Shoes - Men's Yellow/Black 41. Dual BOA closure system allows you to fine tune the fit. Double removable PE and EVA thermal booties together with the Vibram LITEBASE and MOREFLEX expanded EVA outsoles insulate and provide comfort and customization. Specifications for La Sportiva Olympus Cube S Mountaineering Shoes - Men's: Manufacturer: La Sportiva Men's Shoe Size: 41 Euro Gender: Male Age Group: Adults Men's Shoe Width: Medium Color: Yellow/Black Footwear Type: Boots Activity: Mountaineering Weight: 37 oz Fabric/Material: Cordura Footwear Upper Fabric/Material: Stretch Cordura Insole Material: 3mm Carbon Tech honeycomb insulation/3mm Primaloft Gold Insulation Aerogel Condition: Used Outsole Material: Vibram Litebase/MorFlex Expanded EVA Midsole Material: 2mm Graded Polyurethane/Skitrab Tech-AT Last Chance: Yes Condition Quality: Good Condition Details: Used Features of La Sportiva Olympus Cube S Mountaineering Shoes - Men's Maximum thermal insulation with space-age technology Vibram Litebase and Vibram MorFlex expanded EVA provide a lightweight abrasion resistant and thermally insulated outsole (non-tech binding compatible on S version) Corner Zip zipper allows full opening and direct access to the Dual BOA closure system Double removable thermal booties Dual BOA system differentiates the lacing between the upper and lower portions of the internal boot designed to be used with gloves Compatible with various non-automatic semi-automatic and automatic crampons. Crampon compatibility is NOT ensured and boot-crampon compatibility needs to be inspected Package Contents: La Sportiva Olympus Cube S Mountaineering Shoes - Men's La Sportiva 21W-100999-41: Olympus Cube S Mountaineering Shoes - Men's Yellow/Black 41