The metal bed frames have minimalist styling for a fashion favorite. It's designed with a matte black palette and utilizes heavy-duty reinforced metal rods to improve use. As a mattress foundation, no box spring needed. Novilla aims to provide a cozy and affordable home-making experience in a simple way for everyone. Dimensions? ? Twin: 75"L x 39"W x 14"H ? Full: 75"L x 54"W x 14"H ? Queen: 80"L x 60"W x 14"H ? King: 80"L x 76"W x 14"H Maximum Weight Capacity: 1200lbs Tips: Please carefully read the instructions before installing the bed frame to ensure all parts and screws are securely attached for safe use.