Hard core, professional jib boot targeted for all day park invasions and superpipes. This new freestyle boot design is one-of-a-kind with many innovations for stomping any landing. Key Features of the Rossignol SAS FS1 Ski Boots: Flex index: 90 Last: 102mm Shell: Polyurethane Spoiler: N/A Power Strap: 360° Velcro Buckles: 2 Milled Aluminum Micro Buckles Catches: 2 Foot Board: Visco Rubber Liner: EVA - Thermo Moldable Type: Alpine Size: 8.5 Color: Black Color Mapping: Black Gender: Male Age: Adult