Shop Boys's at RalphLauren.com, the Official Site of Ralph Lauren. Colbey Boot - This lace-up leather boot features our signature pony and a sturdy rubber lug sole that provides superior traction. Rounded-toe silhouette. Lace-up styling. Leather strap with a buckled closure at the outer side. Nylon pull tab at the back. Debossed "Polo" at the tongue. Rubber "Polo" at the outer side. Padded insole. Rubber lug outsole. Our debossed signature pony accents the outer side. Leather. Rubber. Imported.