Sievi Frost winter ankle boots O1 with a warm lining for cold weather. Antistatic; the GripStep® sole combines the grip properties of microporous polyurethane and TR rubber and holds firmly on cold and slippery surfaces. The two-layer sole is flexible and absorbs shocks. An insole with an aluminium membrane increases thermal insulation.
Key features
- Laces at the front and side zip
- Antistatic (A)
- Shock-absorbing heel (E)
- Oil-resistant sole (FO)
- Slip resistance SRC
Materials
- Upper: quilted leather
- Insole: with aluminium membrane
- Outsole: GripStep® PU/TR
Standards and certificates
- EN ISO 20347 O1 SRC FO



