Epson Stylus Photo 1200 User Manual page 81

You can load up to 30 cards at a time. Always place the included support
sheet under the cards and load them as shown below.
Set the paper thickness lever to the + position, as shown in Envelopes, to
prevent smearing. When you're ready to print, set the Media Type to
Photo Quality Ink Jet Paper and the Paper Size setting to the card size
in your printer software.
Use these sheets of stickers to print small, decorated photos for use on
cards, invitations, or other items. You'll need to use an application that
can create photo stickers, such as XLsoft's StickerPiX. ™
Load one sheet of Photo Stickers at a time. Make sure to place support
sheets A and B that came with the stickers beneath the sheet.
Select Photo Quality Glossy Film as the Media Type setting and A6
Index card 105 148 mm as the Paper Size in your printer software.