These Mermaid and Pirate Birthday Invitations are the perfect way to add whimsy and excitement to any celebration. Each card is printed on high-quality, heavyweight cardstock with a bold, eye-catching design that makes it stand out. The cards are double-sided, giving you more creative space to personalize with dates, times, locations, and RSVP information. The set includes 20 invitations and matching envelopes, offering a cohesive and professional look for your special event.","Whether it's a sibling birthday party, a baby shower, or any other festive occasion, these invitations are versatile and easy to use. The 4x6 inch size is ideal for writing all necessary details, and the flat, non-folding design makes them simple to handle and store. Bright, colorful illustrations of mermaids and pirates will capture the attention of young guests, making this set an excellent choice for creating a fun and engaging party theme.