Magnum Classic Tac Spec Boot 532g per boot (sample size) Upper is manufactured from natural leather & FS-A06 ballistic Mil-Spec breathable mesh. Cord laces & a handy tongue lace pouch Lace-to-toe design for precise fitting, a durable Tec Tuff leather toe guard & foam ankle roll pads for added protection, & suede collar for additional comfort. Anti-bacterial memory foam Ortho Lite insole, combined with a compression moulded high density EVA midsole, offers supreme cushioning & support Lightweight Vibramï ½ slip-resistant sole features a technical tread pattern including strategically placed flex points & multi-direction lugs for better traction & braking assistance. Tested & certified to European Standard for occupational footwear with SRA slip resistance