Parker Duofold "Snake Pen" Lapel Pin Badge. (S335) Parker Duofold "Snake Pen" Lapel Pin Badge. (S335) Parker Duofold "Snake Pen" Lapel Pin Badge. (S335) Parker Duofold "Snake Pen" Lapel Pin Badge. (S335) (225 ratings) £12.99 Quantity: at £12.99 each Add To Basket 0 in your basket View Basket Checkout