About this item 5X7 Envelope: AnutriON 5X7 envelope for invitations in 5 1/4 "X7 1/4" standard A7 size. You will have 48 packs of white a7 envelopes suitable for holding cards equal to and less than 5X7. Thick and Durable: AnutriON 5x7 white envelopes are made of 120 g kraft paper, thick, durable, and not see-through with excellent sealing performance. Your privacy will be well protected. Quick Self Seal Envelopes: Every envelope comes with separate tape, just tear off the protective strip to seal it quickly, tight and hard to fall off and easy enough to use. 5x7 envelopes self seal are ideal for commercial applications, wedding announcements and mailings. Printable Envelope: ANUTRION white envelopes are suitable for printing can customize all kinds of patterns and text. You can use laser or inkjet printers, and also print on digital and offset commercial printers. These envelopes are compatible with most printer models. Envelopes for Invitations: AnutriON A7 envelopes self seal is very suitable for weddings, birthdays, baby showers, graduations, holidays, party invitations, letters, hand made cards, business and various party invitation cards.