EN ISO 20345:2022 S7S HRO FO SR EN 61340-4-3:2018 ESD Carbon is developed with specialist durable materials including a shock absorbing nitrile rubber outsole, composite protective toecap and PR midsole and featuring an Activ-Tex waterproof and breathable membrane and lining made from 60% recycled polyester. The Rock Fall Women's range is made on a women's last making it more slender so better fitting and is comfortable and lightweight.