FOR BIG DOLLARS COIN; MORGAN, PEACE AND IKE.First quality coin holders Made of Durable Mylar Not harmful to coins These cardboard holders have the round windowed tough mylar plastic inserts installed. SIZE; 2x2Simply insert coin, fold over, and staple. GENERAL INFORMATION;Simply place your coins in mylar 2x2 holders; staple shut. The mylar holders are completely safe for long term storage and not to mention the most inexpensive!Label the holders with a permanent marker.