* Package includes 40 brown kraft envelopes with a triangular flap. * Mr. Pen kraft envelopes are made from high-quality brown kraft paper that won’t easily rip or tear during transportation. * Each kraft envelope measures 5.3 x 7.25 inches. * Mr. Pen kraft envelopes are ideal for mailing thank you notes, holiday cards, greeting cards, invitations, announcements, stationery, photos, and postcards. * These envelopes don’t need stickers or tape. Apply some water and press to seal.