20 Kointain Museum Quality Coin Holders HALF DOLLARS E&T Kointainers are the preferred coin storage product of museums They are safe for long term storage because they contain no PVC and form a virtually airtight seal around the coin They are packaged and produced under conditions which prevent contamination from dust, oil, or other harmful elements These holders give you some of the best protection for your coins and are well worth the money Each order is for a package of 20 holders