The 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.Fully Non-Metal First Safety Shoe Made with 57% Recycled Pre-Consumer LeatherRecycled Mesh LiningRecycled Mesh Padded CollarRecycled Mesh Lined Romovable PU FootbedInjected PU Midsole Enhances Comfort and Shock Absorption15% Recycled Rubber in OutsoleOutsole Heat Resistant to 300 DegreesOil Resistant OutsoleAntistaticEnergy Absorbing Heel