Our Icelandic Eiderdown duvets promise something unique & extremely luxurious. Eiderdown which is sustainably hand harvested from the nests of the protected Eider Ducks is the softest & lightest down in the world guaranteeing supreme quality & unrivalled comfort. With superior insulating abilities this rare metal grey down is sumptuously encased in a 330 thread count Egyptian Cotton cover. Our delightfully soft Eiderdown duvets are all expertly h&-filled & finished to order. Available in Standard or Extra Warm options. 100% Egyptian Cotton cover