Salomon Mission RS 7 Ski Boots Sport Biovent Flex Mens Size 。The Salomon Men\'s Mission RS 7 Ski Boots are a comfortable performance recreational sport boot for intermediate skiers looking for an 80 flex, customizable fit and performance. With a 102mm last this is a great boot for skiers with a narrow to medium forefoot and Single Interior Canting enables cuff alignment to better the skier\'s lower leg shape. The My Custom Fit Sport has Thermoformable foam on the ankles and tongue for a personalized and durable comfort, the added Biovent breathable temperature regulation technology that keeps your foot dry and warm all day. The Leather finish on the liner has a top end sports car feel that is comfortable, holds tight, and makes for an easy boot entry and exit. The Mission RS 7 features the new generation of Advanced Shell Technology for low profile ski boots based on the Second Ski shell and last, Spaceframe profile and dynamic Energyzer for improved fit and performance. These boots are great for those that have problems finding boots that will fit their legs properly. Four Aluminum micro adjustable buckles get the fit dialed in just right. The Tool Free Catch Adjustment on the upper cuff provides easy personalization to different lower leg shapes and sizes by rotating and moving the catch laterally.