Avery® Sure Feed Postcards

97 Brightness - 4" x 6" - 80 lb Basis Weight - 216 g/m² Grammage - Matte - Perforated, Heavyweight, Rounded Corner, Uncoated, Smudge-free, Recyclable, Printable, Double-sided, Jam-free - White - 100 / Box. Do-it-yourself; printable; ultra-fine perforations for easy separation. Convenient customizable to print new cards at a moment's notice.