Amblers Men Boots - AS504 Shoes in Black, 4-14The AS504 Aspen is a non metal safety shoe with a recylced leather upper, a fibre glass toe cap and a anti penetration non metallic midsole. Features: Fully Non Metal First Safety Shoe Made with 57% Recycled Pre Consumer Leather Recycled Mesh Lining Recycled Mesh Padded Collar Recycled Mesh Lined Romovable PU Footbed Injected PU Midsole Enhances Comfort and Shock Absorption15% Recycled Rubber in Outsole Outsole Heat Resistant to 300 Degrees Oil