Zentai Futon Sofa Beds come in 2 basic styles
- Bifold style - wood. These sofabeds fold down the length of the futon mattress. They come with or without arms. In this style the Futon mattress is always a Double size. The Length of the seat will be the length of the mattress. As a bed the Double size will be 137cm x 193cm approximately. The recommended futon mattress for this style is a Double Foam-Core 8. or Double Foam-Core 6 on Click-Clack style sofas.
- Tri-fold or A-frame style. With this style the mattress folds across the width of the futon. It is available in 3 - 4 sizes. Single. ¾, Double and Queen. The futon folds twice; - across the seat,and over the back of the frame. Generally it is better to use a Foam-core 6 futon for tri-fold style.