Opens and fastens with BOA® Fit System, which consists of a rotational dial, lace and guides. Thermal insulating footwear. Metatarsal protection. Protective flap covering BOA® Fit System. Composite toe cap. Nail protection of special textile material. Midsole of PU. Insoles are removable. Shock absorbing insole. Heel cap. Ladder grip. Sole made of rubber with extreme slip resistance. Sole is oil and petrol resistant. Heat resistant sole up to 300°C contact heat. Reflectors.