Wheat water-resistant nubuck leather upper safety boot”150mm height Seven rows of lacing hardware, including lace locking device Laces are manufactured from recycled PET Durable, heavy duty zip with industrial grade zip fastener Lining made from recycled PET offers moisture wicking and long lasting performance Streamlined TPU toe guard for added leather protection GripTek® HD Sole - Biomechanically engineered TPU outsole designed for optimum grip and stability Abrasion and heat resistant to 140°C Oil, acid and organic fat resistant Highly resistant to microbes and water damage 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. Fortashield Toe Cap - Broad fitting, cut-resistant steel toe cap tested to resist a 200-joule impact. Softcell® Comfort System - Unbeatable fit. Unrivalled comfort. An all-encompassing design--perfect from day one. Infinergy® - This E-TPU material is a super elastic energy foam from BASF which is soft but resilient--providing enhanced cushioning and reducing the impact of every step taken.