Winner will receive all the silver proof quarters shown here. Proof coins are very special and they are actually a different manufacturing process. These coins are manufactured for presentation.... not Circulation. This special finish proof silver Washington quarter was only released through United States mint proof sets. These quarters were not so carefully removed, and then counted in our machine. These coins will come delivered in tubes they are all shiny with a special 90% silver proof finish the actual silver weight is 90% silver and exactly the same amount of silver is in a yucky looking circulated junk silver quarter. The smart investor recognizes this is a rare coin that will always be worth more than just junk silver and it's very pretty! 250 SPECIAL PROOF 90% SILVER WASHINGTON QUARTERS 1957-1964