20x20 Pillowcase fabric material: solarium polyester Weather Resistant: Add some color to your patio set with these water-resistant outdoor pillows. Made out of 100% Solarium Polyester fabric, it is mold and mildew-resistant as well as fade and stain-resistant. Skin Friendly: Even with the protective coating, the outdoor pillow covers still feel nice and soft to make for incredibly cozy lounging out on the patio or indoors. Easy Care: The pillow covers can be quickly and easily removed for cleaning purposes when needed. Spot Clean only. Optional: with 100% polyester filling.