Funko Pop Acid-free Plastic Protector Case Lot of 20 NO DETERIORATION WITH TIME Our protectors are made of the highest tier RAW PET PLASTIC, not PVC involved. Over 57% of PVC contains chlorine, and it will break down over time, leaching chemicals onto whatever it is in contact with. KEEP YOUR COLLECTION MINT Forget about dust and fingerprints with this extra thick 0.35 mm crystal clear soft plastic. Stack and display your rare exclusive or favorite character in their original packaging without worrying of any box damage. EASY TO PEEL PROTECTIVE FILM Each case is individually wrapped with its own wrapping film that keeps the protector from getting scratched before it gets to you. THEY LOCK Push-lock tab that adds structural integrity to the box when formed, and keeps the Pop safely inside no matter what happens. Auto locking bottom makes it easy to assemble. ENVIRONMENTAL CONCERNED By purchasing PET, you are doing your part to support their reuse, all parts of it can be recycled and turned into a multitude of new uses.