Organic Cotton Bed Pillow Cases. Standard, Queen, King, Sofa, and Euro 100% Certified Organic Cotton 350 Thread Count combed super soft sateen set. Upscale construction and fit for all types of standard pillows. Certifed to the Global Organic Textile Standard (GOTS) Envelop Style cases for hold the pillows firmly without slippage. Sold as Pairs Size - Standard (20x26), Queen (20x32), King (20x36), Sofa (26x26), Euro (26x26) Eco-friendly low impact colors and processing. Certified organic cotton. High performance woven fabric (no a knit) for durability and comfort even after 100 wash cycles.