HIGH-QUALITY CARDS – Made from heavyweight 80lb card stock that measures 8½ x 11 inches and 8½ x 5½ inches when folded. It’s thick and durable and features a smooth finish and 98 brightness white color. COMES WITH PREMIUM ENVELOPES – Comes with complementary white self-adhesive square flap envelopes that are made from 28lb bond and measures 6x9 inches. PRINTER FRIENDLY – Compatible with inkjet and laser printers and guaranteed no ink smudges and bleeds. It’s bright white matte surface ensures a clean, crisp and vibrant prints.