SAFE offers the best cover holders and sleeves in the world. They are the most durable, heavyweight holders which are fully transparent, crystal-clear rigid polyester on both sides. We have sleeves and holders that are sealed on three sides. Our sleeves and holders are 100% free of plasticizers and plasticized PVC. Heavyweight sleeves are 8 mil thickness and mediumweight are 4 mil.
Please see the chart below for the various fully transparent holders SAFE offers to perfectly fit your collection. They are crystal clear on both sides and are made of polyester and are comparable to Mylar-D and Melinex that are certified by the Library of Congress. They are completely inert, archival quality, 100% free of plasticized PVC, stearates and chemical softeners and are closed on three sides to ensure the safety of your collection.
