The Air Jordan Why Not Zer0.5 Bloodline sneakers in size 6.5y are designed for boys and feature a 100% nylon outer shell material. These black sneakers from the Jordan brand are stylish and trendy, perfect for young boys looking to make a statement with their footwear. With the iconic Jordan design and quality construction, these sneakers are sure to be a hit among any young sneaker enthusiast. used, but Stars on toebox look great. plenty of life. no box, no. returns. 6.5 Youth Big boy.