White Plain Faux Lambswool Topper. Add extra comfort and warmth to your mattress with our super soft faux lambswool mattress topper. Provides extra comfort and warmth. Face: 100% Polyester. Reverse: 100% Microfibre. Filling: 100% Hollowfibre. 10% of the backing made from recycled plastic bottles Soft microfibre backing Softly padded Enhances the comfort of an old mattress