Blundstone 8063 Unisex RotoFlex Safety Boots - Stone FEATURESBlundstone 8063 unisex RotoFlex safety boots Crafted from premium water-resistant leather in on-tread stone, the RotoFlex #8063 offers a sole built with GripTek Heavy Duty technology. These safety boots are designed to cradle your feet for unrivalled comfort. Stability meets the freedom to move The #8063 safety boots are packed with features including: 1. GRIPTEK HD SOLE TPU outsole developed for protection, traction and support. - Abrasion and heat resistant to 140 ̊C - Oil, acid and organic fat resistant - Highly resistant to microbes and water damage 2. AIRCELL FOOTBED All new tech for all day comfort. Our exclusive zoned airflow footbed is built to ventilate, control moisture and cushion when you move. 3. FORTASHIELD TOE CAP Broad fitting, cut-resistant steel toe cap tested to resist a 200-joule impact.