Optimal slip resistance due to special rubber and a new grip profile, optimal comfort due to new orthopaedic leather lining and a leather insole, optimal durability due to a new upper part without lateral seams, optimal wearing properties due to best flexibility of the sole, optimal weight due to a lightweight PUR sole core.
Upper leather - Suede leather in core split, hydrophobic, imbued, thickness approximately 2.0 mm
Lining leather - natural, perforated orthopaedic leather lining, thickness from 1.0 to 1.4 mm
Toe-protection cap - Only with model 4323 (S3) high & wide FreeToes safety toe cap in steel, with flexible transition lip
Cushion - replaceable cushion inlay with spherical heel and distinct arch support, anatomically; formed, moisture regulating, respiratory active, antibacterial & washable
Insole - genuine leather, herbal tanned, thickness from 2.4 - 2.7 mm