Billy Wingtip Lace Up Shoes Black Leather for Kids UFC Bruce Lee T Shirt Bundle FighterXFashion.com. Ideal for formal occasions, our 'Billy' black leather lace ups for boys are designed exclusively in Australia for Godwin Charli. The uppers are classic in design, featuring an elegant wingtip finish. They have a comfortable leather lining and an anti slip rubber outer sole. MAKE DETAILS Outer: 100% Leather Lining: 100% Leather Sole: Anti Slip Rubber