Blackrock Yukon Waterproof Composite Safety Boots with YKK Side Zip Metal Free Toe Cap and Midsole S7S SC HRO FO SR Heat Resistant Work Slip PU Rubber Sole - Size 11 Black

YKK SIDE ZIP: Blackrock’s Yukon safety boots feature a genuine YKK side zip for fast on and off, keeping Blackrock’s work boots practical for security, highways and emergency roles where time and convenience matter WATERPROOF PROTECTION: Blackrock’s waterproof safety boots use a membrane carefully sewn into the upper to help keep feet dry in wet ground and poor weather, supported by a waterproof leather upper built for outdoor work S7S CERTIFIED SAFETY: Blackrock’s composite safety boots are certified to EN 20345:2022 S7S SC HRO FO SR, delivering trade-credible performance for high-demand environments where compliance and reliability are essential HRO 300°C OUTSOLE: Blackrock’s Yukon work boots use an ultra hardwearing PU/rubber outsole rated to 300°C (HRO), engineered to remain slip resistant, anti-static and fuel oil resistant for confident footing across varied surfaces HEAVY DUTY DURABILITY: A heavy duty bump cap and scuff protection reinforce Blackrock’s safety boots in high-wear zones, while the energy absorbing heel helps reduce foot fatigue during long shifts and active work