2010-T1.6x, 2010 ALA Greeting Stickers & Address Labels, PullIntFY11-15, VF, MNH. Issued 2010 by the American Lung Association (ALA).
Designed by Interlitho Designs/Applejack Art Partners. Sheet of fifty (50) self adhesive, die cut, greeting stickers, and twelve (12) address labels with images from the 2010-T1x U.S. Christmas Seals, Test Designs enclosed within a red border, "PullIntFY11-15" in bottom margin.
Text on reverse of the sheet - "Helping People With Lung Disease ... "
Christmas Seals are also known as TB Charity Seals, and are usually classified as Charity Seals, or Cinderella Stamps.