Size is 10"X14" on Topps Heavy Card Stock. Only 100 ever made, only 3?Were ever signed by Mike.. Autograph is MLB Authenticated VS893718 see pictures for cert. This item is in the category "Sports Mem, Cards & Fan Shop\Sports Trading Cards\Trading Card Singles". The seller is "mandinga2112" and is located in this country: US. This item can be shipped to United States.