Most plush mattresses have a solid inner core of coils. Plush and pillow top spring mattresses are similar; both typically have structural firmness and stability. They also have a soft outer fabric surface intended to make sleep more comfortable.
By this time, the sometimes complicated array of knots and styles of neckwear gave way to the neckties and bow ties, the latter a much smaller, more convenient version of the cravat. Another type of neckwear, the Ascot tie, was considered de rigueur for male guests at formal dinners and male spectators at races.
Different wire-tying systems are often configured to work with one of the two main types of wire: black annealed or galvanized steel wire. In contrast, the lightweight galvanized steel elements -- the hoops, drainage hoppers and gargoyles -- are bolted to the carriage.