The SPROM Flame Retardant Socks are industrial work socks designed to resist heat and flame, made from flame-retardant yarn that won’t ignite under high temperatures. Featuring reinforced heel and toe for durability, blister-resistant construction, and thermally balanced, odour-free comfort, they are ideal for high-risk environments such as petroleum, petrochemical, oil & gas, electrical utilities, steel mills, and firefighting.