We use Global Recycled Standard (GRS) endorsed recycled TPU materials. When you shop from this range, you're helping us work towards a more sustainable future. Wide profile steel toe cap Quick release zip fastner ARZ+ Pad Technology TPU toe bump TPU outsole, PU midsole Dual Layer Memory foam / PU footbed Dri-Lex lining with Aegis anti-microbial 130° Celsius heat resistant Anti-Static Certified to AS/NZS 2210.3:2009 SKU:K27150 King Gee Tradie Side Zip Boot K27150