The front part of the shoe bends flexibly with the foot. Uppers of durable fabric. Footwear with the patented Boa® closure system is a great help on a busy day. The Boa® closure system allows you to quickly get your shoes on and off. Composite toecap. The composite material does not conduct heat or cold, so the composite toecap provides extra comfort in both hot and cold surroundings. Nail protection of special textile material. Shock-absorbing, soft and flexible insole. Insoles are removable. Midsole of Phylon that gives the shoes a comfortable elastic comfort, and outer sole in rubber. Sole of rubber. TPU heel reinforcement. Durable non-marking outsole. ESD Approved to EN 61340-4-3: 2002.