Bioweaves was founded with the consideration that all products we make and buy as a society can be rooted in a conscious thought for its impact on our planet. From the moment the cotton is planted to the bag that delivers our products to you, every step and individual involved is meticulously cared for. This dedication ensures that you receive some of the finest sheets available. Bioweaves Percale Weave Duvet Cover Sets: 100% Organic Cotton GOTS (Global Organic Textile Standard) certified Long staple cotton yarn in a single ply Crisp & smooth percale weave Naturally cooling fabric Pillow shams with rich marrowing detail Concealed buttoned closure 4 Corner ties to secure the duvet No shrinking, no pilling Visit our storefront to check out all the bed & bath linen products we offer.