"TOP QUALITY" PVC Free Zip Lock Bags. Don't have a NGC or PCGS Storage Box for storing your slabbed coins??? Are the Platic Holders getting all "SCRATCHED" from just sitting in an old box or lying in a desk drawer, rubbing against each other or whatever? WELL, here's a safe and economical way to protect them!! These Zip Lock Bags will help protect the holders from getting scratched. They will also protect the holder (and coin) from dust, dirt and heaven forbid, something getting spilled. ANOTHER Benefit is for Yahoo or eBay Sellers. These bags offer Extra Protection when shipping Slabbed Coins to your Customers. Keep your Buyers HAPPY - added protection for just pennies.