B is for Birthday Wishes Button Pin Greeting Card

$5.25
They may not be of the same vintage as the flash cards featured on this birthday card but they'll still appreciate its cleverness including a removable button pin to wear throughout the Big Day. 

Single card
Heavy stock
Removable, wearable button pin
Blank inside
White envelope
Card 4.25 x 5.5" folded
Button 1.33" diameter