Slumberdown Bouncy Duvets are filled with our unique Rebound filling. Rebound is made up of millions of tiny spirals that act like springs and bounce back into shape night after night. So your duvet will keep its shape for years to come. Plus, Rebound filling is soft and comfortable so you can be sure of a great night's sleep. Our easycare, soft polyester cotton is great at recovering its shape after washing and drying. Double duvet. 13.5 tog duvet. 100% polyester hollowfibre filling. 100% mixed fibre cover. Machine washable at 40C. Suitable for tumble drying.