This large 3.5” pinback has large and friendly image of Mickey waving with text below “Sincerely Yours-Mickey Mouse.” These limited distribution buttons were used by store clerks, typically in the toy department of a larger department store in the mid-1930s. The curl reads “By Special Permission Walt Disney Enterprises/Kay Kamen, Inc.” One of about half dozen we've offered in five decades but half of those were damaged. This is NM, displaying Mint.