Shop Unisex's at RalphLauren.com, the Official Site of Ralph Lauren. Bromlee Zip Snow Boot - Our water-repellent Bromlee winter boot features a front zip closure for easy on and off and our signature embroidered Big Pony. Rounded-toe silhouette. Front zip closure. Pull tab at the back. Rubber "Polo" at the front. Removable fleece sock. Treaded rubber outsole. Our signature embroidered Big Pony accents the outer side. Boot: Nylon; rubber. Sock: Fleece. Imported.