The Nike SFB B2 combat boot FN3717-001 in men's size 13 is a stylish and durable boot designed for military-inspired fashion. Made of black leather with a combat-style design, this boot is perfect for those looking for a rugged and versatile footwear option. With a UK size of 12 and EU size of 47.5, this boot is sure to provide both comfort and style for any casual or outdoor outfit.