glo Organic Percale (White)-Std. Envelope Case Pair 100% Fairtrade Certified & Gots Certified Organic Cotton Imported Standard Envelope Case features a fold-over flap at opening, fits all standard sized pillows 100% Fair-trade Certified and GOTS certified Organic Cotton Wash separately before use; Machine wash warm water using bio-degradable soap; Tumble dry low; Iron high; Do not dry clean 20 x 26