Popular Sizes:

#9 (3.875" x 8.875") Commercial
#10 (4.125" x 9.5") Standard
#10 (4.125" x 9.5") Standard with Window
#10 (4.125" x 9.5") Universal
A-7 (5.25" x 7.25") Announcement

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Paper Stocks:

70 lb. Opaque Smooth White
 

Print Options:

Full Color Front (Outside Only)
Full Color Both Sides (Outside & Inside)