Royer 8420FLX
- 6 inch metal-free boot
- Waterproof AIRFLOW membrane
- Crazy-horse leather
- SHIELDTEX abrasion resistant fabric
- Composite protective toecap
- Ultra-resistant TPU PARESHOK bumper toe
- Non-metallic puncture-resistant insole
- Light and flexible FLX rubber sole
- Direct-attach PU midsole
- SILVERCLEAR treated TAIBRELLE lining
- Low density PU footbed for added comfort
- Protection against electrical hazards