The Nike SB x Air Jordan 4 Retro SP Navy in Size 11.5 combines the iconic Jordan 4 silhouette with a navy colorway, featuring a white upper made of leather. This sneaker, part of the Air Jordan product line, is designed for men and offers a stylish and athletic look. With a UK shoe size of 10.5 and EU size of 45.5, this shoe is perfect for those looking for a unique and fashionable footwear option.