Front: 100% Natural Linen Back: 100% Cotton Canvas - NATURAL Zipper: White Invisible Zipper Stitch: Serged over-locked edges to prevent fabric fray Care Instructions: Spot cleaning recommended Handmade in the USA. Each pillow cover is handcrafted and sewn, so slight variations and pattern placement may occur. This fabric is handmade by artisans in India, so minor variations in the fabric can be expected due to the handblock stamping process. INSERT SIZING: Square Pillows: We recommend using a pillow insert 2” LARGER than you Linen & James pillow cover. This will ensure a fitted/designer appearance to your pillows. (20x20 cover = 22x22 insert) Lumbar Pillows: We recommend using the SAME SIZE pillow insert as your pillow cover. (14x20 cover = 14x20 insert) PILLOW INSERT NOT INCLUDED. **If you are interested in custom sizes and/or dual-sided material, please message me! I would be happy to work with you on a custom order**