Mattress topper: Get a luxury feather mattress topper! 5" thick: Deep-filled with soft luxury feathers for amazing comfort and support. Fitting: Features elasticated strap fittings to keep it secured to your mattress. Materials: Made with all-natural duck feather filling and a cotton cover. Thermal: Offers thermal properties in winter, whilst keeping you cool in summer. Sizes: Choose from single, small double, double, king-size or super-king. Feather Mattress Topper | Small | Living Social