They are then treated with wax and oils to create in a soft and mellow hand. Cushions can be made of pure white down, down and feather combinations, or a foam core. Pure white down is the most costly, while the other types of cushions offer a firmer seat and cost less. Foam core cushions require less maintenance, as down tends to move around, requiring frequent fluffing and shaping. When considering cushions made of foam, note the foam's density, as there is a direct correlation with foam density, comfort, and wear.
Maple is the wood most commonly used in the United States, while beechwood is popular in Europe.
Joints that are double-doweled with screwed corner blocks contribute to a stable frame. Legs should be an integral part of the frame rather than added on later. Center support legs on larger pieces provide better weight distribution. Inner spring construction should be considered when buying a piece of furniture. Special Effects Fabrics and details used in upholstery help define a piece.