The folded thank you note is 4.25x5.5" and includes matching white envelopes.
Sold in sets of 10.
Preprinted thank you note says:
You're out of this world!
Want more of this design? Check out the entire Rocket Ship Suite:
Favor Tags: https://www.etsy.com/listing/100441253/rocket-ship-favor-tags
Cupcake Topper: https://www.etsy.com/listing/100441686/rocket-ship-cupcake-toppers
Thank You Notes: https://www.etsy.com/listing/100441445/rocket-ship-thank-you-note