Experience nights of deep rest with a double bonnell spring mattress designed for back pain relief and cloud-like comfort, blending a supportive 12.5g open coil core with breathable reflex foam layers. Medium to firm in feel, it's perfect for back or stomach sleepers needing extra structure yet wanting a gentle touch, while the quilted 100% polyester cover keeps things smooth and inviting. Hypoallergenic and rolled for easy transport, this 4ft6 double mattress makes a practical choice for couples seeking healthy spinal alignment and reduced pressure on joints.