This bonnell spring foam mattress inner spec as below:high-density foam,high-class jacquard fabric,high-carbon steel bonnell coils unit,spray bonded cotton.

1.Unique design of pillow top, luxurious independent zip handle which give you the feeling of having a massage with you sleep.2.Eco-friendly and independent pocekt spring, each spring reacts independently, brings the enjoyment of a peaceful and relaxing night.3.Perfect combination of well-chosen super-soft foam and fibre with special quilting technics, well fits body shape, provides ideal support.4.Memory foam can adjust its hardness to body temperature automatically, well fit the body shape, and provide perfect support to different parts.

Bonnell spring foam Mattress