Box Set of 5 Birthday Cards. 5x7 handmade birthday cards. Standard envelope included. Heavy weight cardstock. Celebrate in style with this vibrant set of Happy Birthday cards that bursts with color and expression. This expressive and colorful card is a true work of art, designed with care and creativity to bring a smile to anyone's face. Spread joy and celebrate the joyous occasion with this one-of-a-kind handmade Happy Birthday card set, a heartfelt expression of your best wishes.