Specifications:- Customization shell: C.A.S.- Shell: Polyester (Quick Instep)- Cuff: Polyolefine- Customization liner: C.A.S.- Liner: PERFORMANCEC.A.S.- with Therm-ic heating technology- Canting: Double- Powerstrap: 35mm strap- Buckles: 4 micro ALU Lift Lock- Soles: ISO 5355 Bi-material