





Alpine ski boots - Unisex -
Advice : Use the foot sizer from SIDAS to help you find the right size
The RC4 Carbon Pro LV ZF Boa 115+ is a unisex ski boot from the brand Fischer, specially designed for racing.
Featuring a flex of 115 and a footbed volume of 102 mm, this boot offers an excellent balance between power and precision, ideal for expert skiers seeking performance and responsiveness. Its closure system BOA® Fit System - H+i1 allows for a precise and even adjustment, ensuring optimal foot hold while facilitating adjustments at any time.
The RC4 Carbon Pro LV ZF Boa 115+ incorporates a CARBONFUSED® CUFF - ALPINE cuff providing stability and dynamism, as well as the RD20 RACE CANTING system for maximum power transfer and perfect control. Its RC4 ZIPFIT® INNERBOOT guarantees a customised fit and optimal thermal comfort.
The 50 mm Power Strap with QuickFix Cam enhances upper support while making it easier to put on. Finally, the GRIPWALK® SOLE ensures better grip and natural walking comfort.
A technical and high-performance choice for demanding competitive ski enthusiasts.

| MONDOPOINT SIZES | 22.5 | 23.5 | 24.5 | 25.5 | 26.5 | 27.5 | 28.5 | 29.5 |
| EU SIZES | 36 | 37 ⅓ | 38 ⅔ | 40 | 41 ⅓ | 42 ⅔ | 44 | 45 ⅓ |
| UK SIZES | 3 ½ | 4 ½ | 5 ½ | 6 ½ | 7 ½ | 8 ½ | 9 ½ | 10 ½ |
| US SIZES | 4 ½ | 5 ½ | 6 ½ | 7 ½ | 8 ½ | 9 ½ | 10 ½ | 11 ½ |
- Power strap 50 mm + QuickFix Cam
- BOA® Fit System - H+i1
| BOA® FIT SYSTEM - H+i1 | High-power BOA® closure system specially developed for alpine ski boots. It improves foot wrapping by the shell and promotes a more even distribution of pressure. Its precise adjustment allows tightening, reinforcing, or loosening the fit at any time. |
| GRIPWALK® SOLE | GripWalk® soles (ISO 23223) offer natural walking comfort and better grip on slippery surfaces. They are compatible with GripWalk® bindings. |
| RC4 ZIPFIT® INNERBOOT | RC4 ZipFit® liner designed to provide a customised fit, as well as a good level of comfort and warmth. It adapts to the shape of the foot to ensure precise support. |
| CARBONFUSED® CUFF - ALPINE | CARBONFUSED® - Alpine cuff designed to provide stability, responsiveness, and precision during skiing. |
| RD20 RACE CANTING | Race canting system designed to enhance power transfer and overall boot control. It allows collar inclination through 2- or 3-point asymmetrical configurations. |
| POWER STRAP 50mm + QUICKFIX CAM | 50 mm wide Power Strap composed of multiple layers and elastic materials to reinforce upper cuff support and promote efficient energy transmission to the ski. The QuickFix Cam mechanism facilitates strap opening and closing. |
