Turn an ordinary birthday party into an extraordinary event by adding these personalized birthday cake napkins to your party supplies. Celebrate a milestone birthday with custom napkins or order these birthday cake napkins for a kids birthday party. Birthday wishes are coming true with these low prices on personalized napkins. Personalize with two lines of text. Printed with silver or gold foil. Paper. (50 pcs. per unit) Beverage, 5″; luncheon, 6 1/2″. Not microwave safe.