The classic Blundstone black dress boot has been redesigned to include all-season leather, water resistant elastic, new pull loops, Shock Protection System (SPS), full length comfort footbed, and a molded, reinforced heel. Blundstone famous oil tanned premium kip leather. TPU (thermoplastic polyurethane) outsole. Polyurethane midsole. Shock Protection System reduces shock on legs/body. Toe & heel surface is designed for non-slip. UK SIZING- Please see size conversion chart.