Our Mermaid birthday invitations will be the perfect way to invite family and friends to help celebrate such a wonderful occasion! They will go great with a mermaid or under the sea birthday party themed. Our invitations are printed on 100lb premium matte paper. Personalize these birthday invitations with your child’s photo and name and choose up to 4 colors. You have the choice of ordering printed cards or a digital file that you may print anywhere. The digital file will come both in a jpg and a pdf file.