EB Put the bench (A) on a smooth flat surface, attached one leg (B) to the bench (A) use blat (E), lock washer {C) and flat washer (D) on both of hole of bench. Tum the Allen wrench (F) in bolt (E). But not too tight. Gleaning & Care Treat surface with care. Surface is resistant to scratches but is not scratch resistant. Clean surfaces with a dry or damp soft cloth. Do not use abrasive cleaners. Hardware may loosen over time. Periodically check that all connections are tight.