The steel toe waterproof Caterpillar Sideshift work oxford is made of full grain leather. The ASTM rated steel toe is perfect for protection from a dangerous work hazard. The interior of this work shoe is lined with a smooth and breathable nylon mesh. The waterproof Caterpillar technology ensures you have dry feet throughout your work day. The open cell polyurethane insole is flexible and comfortable. The dual density EVA midsole allows you to make each step an easy one. The iTechnology outsole is perfect for all types of traction on all types of terrain. This steel toe waterproof work oxford acts like a boot, but feels like a sneaker.