These archival quality crystal clear sleeves are a great choice for protecting your precious Current Age comic collection. The special adhesive used on this sleeve allows you to open & reseal the comic many times, keeping your comic safe and dust-free. The adhesive strip is located on the body of the bag - keeping your comics safe during insertion and removal. Biaxially Oriented Polypropylene (BOPP) means a much better sleeve clarity than the traditional cast polypropylene or polyethylene. PVC Free. Fits Thick Current Comics Also Fits Regular Size Comics Crystal Clear, Acid-Free, Archival Quality BOPP PVC Free Premium 2mil Thick 7" x 10-1/2" + 1-1/2" Flap with Resealable Strip