Shop Unisex's at RalphLauren.com, the Official Site of Ralph Lauren. Haircalf Sadie Mary Jane - This sneaker-inspired mary jane is crafted from exotic ocelot-print haircalf and features a treaded outsole that provides superior traction. Rounded-toe silhouette. Haircalf strap secures with a roller-buckle closure at the outer side. Tonal embroidered "RL" at the outer side. Padded insole. Treaded rubber outsole. Haircalf. Rubber. Imported.