• Cover: Imitation leather , leather or plastic/PVC
• Base: Closed cell foam or to order
• ­Shell: Pure plastic or reclaimed plastic material
• ­Coil spring: Double coil spring and diameter is 4mm
• ­Clamps: Thickness is 2mm
• Slat spring: With double slat spring and dia is 605mm
• ­Finish: ED CP or UCP to be ordered
• Through bolt: Could be diamond or to be ordered
• The specification, packing requirement and the color can be customized according to customers' drawings.