2021 Happy Birthday Forever Stamps

Make every birthday card and gift extra special with the 2021 Happy Birthday Forever Stamps, a festive sheet of 20 stamps featuring four colorful designs that capture the joy and excitement of a birthday celebration. Each stamp showcases a different party element: a slice of frosted birthday cake with candles, a cheerful cupcake with sprinkles, a striped party horn blower, and a shiny red balloon.

These playful Birthday stamps are perfect for adding a touch of whimsy and cheer to all your birthday cards, party invitations, thank-you notes, care packages, and any happy mail you send throughout the year. As Forever stamps, they’ll always cover the current one-ounce First-Class Mail rate, even if postage prices increase in the future. Stock up now and be ready to celebrate every special day in style!

Quick Details

• Sheet of 20 Forever Stamps, four colorful birthday designs
• Issue: Happy Birthday (Scott #5580-5583)
• Issued: August 19, 2021 in Tucson, AZ
• Stamp Design: Festive illustrations of a birthday cake slice, cupcake, party horn, and balloon by artist Lisa Quine
• Always valid for one-ounce First-Class Mail postage, regardless of future rate hikes
• Condition: Mint Never Hinged (MNH), unused, self-adhesive
• Perfect for mailing birthday cards, party invitations, thank-you notes, care packages, and more

Birthdays come but once a year, so make every card and package count! With a full sheet of 20 Forever stamps in four fun designs, you’ll have plenty of flexibility to mix and match your postage for every recipient’s special day.

And here’s the best part: as Forever stamps, they’ll never expire or lose value, even if postage rates go up. So go ahead and grab an extra sheet or two - your future self will thank you for always having the perfect stamps on hand for every celebration. Order your 2021 Happy Birthday stamps today and let the party begin with every piece of mail!