APPARO stands for "Prepared" in Latin. The base model is made out of 9/32" thick 5160 truck spring steel. You can also get it in the optional CPM S35VN particle stainless steel. It has a 7" blade, your choice of satin, oxide, or the optional KG guncoat finsh. You can get it with one of Steve Shepards' "Buffalo" loop-back leather sheaths or a Martin Multi-carry leather sheath that accepts different attachments on the front.