Ortho Rebound Footbed Our Ortho Rebound Footbed molds to your foot’s exact shape, supporting your arch and reducing foot fatigue. Premium Leather All Steel Blue boots are made from high quality, long-lasting leather, including Nubuck and Full-Grain. Toe Protection Steel Blue boots feature elite Toe Cap technology that will suit any work environment. ErgoDefender (Steel Toe Cap) Made from hardened steel for premium toe protection. Outsoles With heat resistance from 266°F to 572°F, the outsoles in Steel Blue boots are exceptionally durable. Nitrile Outsole Superior resistance to abrasion and heat resistance to 572°F. TPU Outsole. Our standard durable outsole with heat resistance to 266°F. Slip & Oil Resistance. Steel Blue Outsoles offer premium Slip and Oil Resistant capabilities. Penetration Resistant This specialised feature, coupled with our standard high level of safety for every Steel Blue boot, makes it easy to see why we’re considered one of the world’s premium safety footwear manufacturers. Our Penetration Resistant range of work boots meets the safety standard of AS/NZS 2210.3.