You dont need a cover any more with this rverie color duvet500 gm warm duvet suitable for cooler bedrooms 15c to 16c maximumyou dont need a cover any more with this rverie color duvet500 gm warm duvet suitable for cooler bedrooms 15c to 16c maximumcontrasting taped edging washable at 60 supplied in its own case filling matching hexagonal stitching taped edging strengthened with double stitching siliconised hollowfibre 100 polyester fabric cover 50 polyester