Art Sleeves With Pockets - Book Sleeve[Art Sleeve With Pocket Book Sleeve] These sleeves have beautiful art done by a variety of artists! They are lined with a solid cotton, color will vary with what is on hand. You have the option to chose single sided which is a solid contrasting color on the back and no other add ons. Plus pocket adds a single pocket, no zip. Plus zipper is without the pocket. Chose both options if youd like to have both a zipper and a pocket! All sleeves are padded