Includes 20 Invitations and 20 White Envelopes. Flat (Non-Folding) Style with full color design on both sides of the invitation. These cute mermaid birthday invites are 4.25 x 6 inches and printed on heavy weight uncoated card stock for easy writing without smearing. One side reads "Join Us Under the Sea" with fill in the blanks: For, Date, Time, Place, and RSVP. Under the Sea Mermaid Theme includes a mermaid taking a pearl out of a shell, fish, seahorse, starfish, a crab, and seashells. The background design is a cute ombre watercolor design that gradually changes color from teal blue to purple, and has a mermaid scale pattern. The back side of the invite simple has the ombre watercolor mermaid scale pattern. These invites are great for little girls who love mermaids. They are perfect for a summer pool party too! Please note that individual computer monitors display colors differently and colors printed on paper may vary slightly from what you see on the computer screen.