Trekker Waterproof Square Comp Toe Is An 11-Inch Tall Men's Work Boot Built For Comfort And Durability. It Features A Waterproof Exterior For Added Protection When Up Against The Outdoor Elements And A Composition Square Toe For Armor-Like Protection Of Your Metatarsals That Meets Safety Standards Without Weighing You Down. The J-Flex Flexible Comfort System Insole Cushions And Supports Your Foot Guaranteeing Lasting Comfort And Meets Astm F2413-11, I75, C75 Eh Safety Footwear Standards.