Linen Material: Spring Summer Pillow Covers are Made of Durable Linen and keep natural texture also durable and comfortable. Size: Include Pack of 4 20x20 inches (50x50cm). The pattern is only on the front side.Pillow insert are not included . Design: Invisible zipper design, better looking and easy insertion .Stitched by hands make that pillow cover more durable. Suitable Place: Throw Pillow Covers are great for both indoors and outdoor decoration, like living room,office,Chair,Bedding,patio,car .The Pillow Covers can also be used as a Gift. Wash Instruction : Safe to wash by hand or machine. When machine drying, make sure the setting is on a low-dry mode. Do not use bleach. Spring Summer Pillow Covers 20x20 Set of 4 Decorative Throw Pillow Covers Linen Flower Butterfly Farmhouse Pillowcases for Sofa Couch Living Room Outdoor