L.P. Royer is the "one-stop" supplier for specialized and innovative safety footwear for workers in the mining industry. L.P. Royer is promoting the XPAN sole made of dual density rubber. It is oil and slip-resistant. The XPAN rubber sole protects your feet from heat and extreme cold and offers superior traction and durability. Whether you do open-pit mining or work underground, at the concentrator or the foundry, L.P. Royer's mining, Utech chemical-resistant or smelter boots are highly insulated and designed for ultimate performance in the multiple environments of your industry. With L.P. Royer’s wide range of adapted safety footwear protection including internal and external metatarsal protection, you will find the best style for you. L.P. Royer products meet CSA and ASTM quality standards and are certified ISO and C-TPAT.