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- SIEVI - FastX DFlex S3S - lace-up model
Description
The new generation of Sievi FastX® DFlex safety shoes features an extremely lightweight and flexible sole, consisting of a Sievi DualFlex+® flexible midsole, a TractionPro® slip-resistant outsole, and a conductive, stabilizing polyurethane layer.
The ShieldKnit® upper material is a high-quality technical textile that is highly breathable and wear-resistant, and also consists of 60% recycled material.
PROMO:
- 2 pairs of Sievi summer socks for free with the purchase of one pair of FastX models
- Valid from today until 30.06.2026
- Only applicable to all FastX models
- Promotion valid while stocks last


