This felt can be used with the following boot model :
- Cyclone (A8129 M11)
- Five layers IFELT Liner:
- Brushed nylon for an ultimate comfort
- Cushioned foam insulating and very comfortable
- Felt layer for greater insulation
- PU that insulates and evacuates moisture outside
- Metaltek that retains body heat
- Metaltek that prevents the cold from penetrating
This footwear does not require any certification
