Coin World Premier &ldquo;Slab Type&rdquo; Coin Holder &ndash; 23.37 MM &ndash; for U.S. Half Cents - Black Acrylic snap-tight case that measures 2 1/2" x 3 1/4" Fits with larger certified coin holders including PCGS style holders. Holder encloses a pliable insert that holds the coin securely. The protective insert is PVC free and completely inert. Safe for long term coin storage. Great way to package and display your coins.