Make A Splash - Pool Party Thank You Note Card Set INCLUDES 8 beach ball party thank yous and premium white envelopes. Make A Splash - Pool Party thank you notes are perfect for any event. The pool party theme is great for a birthday party. Make A Splash - Pool Party note cards SIZE 5.5 inches by 3.75 inches, folded. The included envelopes measure 5.75 inches by 3.75 inches. The inside of each Make A Splash - Pool Party thank you card stationery has a fun graphic as well as space to write a special note to friends and family. PREMIUM THANK YOU CARDS: Make A Splash - Pool Party thank you cards are professionally printed on heavy-duty card stock paper with a photo-like shine. They are hand-folded and individually inspected, then carefully packaged with our exclusive squiggle flap envelopes, making this waterpark stationary set a must-have birthday parties. MADE IN THE USA: Make A Splash - Pool Party - Birthday Party Thank You Cards are designed and manufactured at our Wisconsin facility using materials that are Made in the USA.