Modus Furniture Lucca Upholstered Storage Platform Bed, Leather, Chocolate, Full Hook-on bed rail fittings make for easy assembly and long term durability Constructed from Bicast leather upholstery, Birch solid wood, steel, rubber, solid hardwood, flame retardant polyurethane foam European-style bentwood slat support system for use with or without a box spring Geometric baseball stitching pattern gives the bed a modern look Stylish contemporary design