️Advwin May Clearance Deal!! ️ ADVWIN – Give your family a peaceful and comfortable sleep. Bonnell Memory Foam Layer Spring Mattress is attentively constructed with several layers of premium materials. With a soft quilting layer rests on top of the entire ensemble, you will get a solid mattress that retain its shape well for continuous use. Supple and comfortable to enjoy all its inherent benefits for you. Just order it with your confidence! Features: Soft quilting top layer makes you comfortable. Premium durable polyester fabric High density fiber foam is difficult to deform with a rapid rebound. Quilting foam makes it more soft. Stable Bonnell spring core is safe and durable. Medium-firm firmness & Hypo-allergenic material Excellent support and pressure redistribution design Dust mite & mould resistant Great ventilation for drying 5 sizes available – single, kingsingle, double, queen & king - Specifications:Color: White\Grey - Dimensions: KingSingle:107×203×16cmMaterial:knitted fabric+foam+steel - Thickness: 16cm - Firmness: 5.0/ Medium Firm - Wire thickness: 2.3mm