Avery® Sure Feed Postcards

97 Brightness - 4" x 6" - 80 lb Basis Weight - 216 g/m² Grammage - Matte - Perforated, Heavyweight, Rounded Corner, Print-to-the-edge, Recyclable, Biodegradable, Coated - White - 100 / Box. Superior, professional-looking print quality. Meet U.S. postal regulations.