Reebok safety shoe S1PS FE4 Adventure Safety IB3613S1PS BOA, size 44 The FE4 Adventure Safety shoes with the Boa Fit system offer a precise, customisable fit for demanding conditions. They fulfil the EN ISO 61340 standards for ESD footwear and offer protection against electrostatic discharge. The robust, grooved rubber sole provides considerable slip protection. Additional comfort is provided by the padded forefoot section and the slanted heel design, making them ideal for demanding environments. Composite toe cap. Upper: Microfibre, mesh and TPU. Lining: Microfibre. Insole: Moulded polyurethane foam. Outsole: Non-slip, grooved rubber sole. Midsole: Floatride Energy foam, metal-free. Special features: Extra wide toe cap, 100% metal-free, ESD, Boa Fit system. CE category II. EN ISO 20345:2022 S1PS SR ESD.