Specifications:- C.A.S.: Liner & shell- Shell: Polyester (quick instep)- Cuff: Polyolefine- Footprint: ISO 5355 bi-material- Liner: C.A.S.- ULTRAFIT PRO RACE- Buckles: 4 micro ALU screwed, Lift Lock- Powerstrap: 35mm power strap- Canting: Double oversize canting screwed