Twin 6 Inch Bonnell Spring Hybrid Mattress Adaptive FoamSleep cooler, sleep deeper, and wake refreshed with a twin 6 inch Bonnell spring hybrid mattress. This thoughtfully engineered mattress blends durable coils, foam layers with varying densities, and a breathable knit cover to deliver balanced support and comfort all night long. Advanced Bonnell Spring Support System uses interconnected steel coils to evenly distribute body weight and contour to your curves. The result is reduced pressure points and a