Shop Unisex's at RalphLauren.com, the Official Site of Ralph Lauren. Serena II Sneaker - The preppy Serena II slip-on sneaker is crafted from durable cotton canvas and features sporty stripes and our signature embroidered Big Pony. Rounded-toe silhouette. Slip-on styling. Elastic side gores ensure easy on and off. Two vertical stripes at each side. Rubber "Ralph Lauren" tag at the heel. Padded canvas insole. Treaded rubber outsole. Our signature embroidered Big Pony accents the toe. Cotton. Imported.