Lacrosse® 16" SPOG Vibram® Non-Metallic Toe Boots. Work-day protection for your feet, ankles and lower legs.No matter what your jobsite has in store for you, you'll stride confidently in to your shift with these Lacrosse 16" SPOG Boots. Tested against 28 industry chemicals, including many commonly found in the hydraulic fracturing industry... that alone says "safety first." Top-notch design includes a chemical-resistant dipped latex neoprene exterior, sure-grip traction and electrical hazard protection that significantly reduces the flow of electricity through Boots to the ground. Plus there's a non-metallic safety toe that keeps your feet safe in tough working conditions.