Bonnell Flex System
As the most common spring coil in the world, bonnell coil is hourglass shaped, both ends of wire knotted. Connected by helical wire, flex coils are combined to a whole unit. When you sit down on it, the force evenly is applied to the whole surface, which make the seat system more firmly and durable.

Styling

Using firm unity construction, support and durability is enhanced maximized. Plastic covered fixing wires compose a support layer, increased the stability.

Performance
Easy installation of grid construction, fit to all kinds of wood frame, even in steel frame.

Instead of foam and other support layers, bonnell unit is the most economic system to soft furniture. Available to tight seat, semi-tight, and loose cushion styling.