100 A4 Pink (4 1/4" x 6 1/4") 4x6 Wedding Shower Announcement Photo Envelopes A4 Size Envelope (4 1/4" x 6 1/4") Square Flap Pink Inkjet & Laser Compatible Booklet Style 24lb bond / 60lb text (90 gsm) Paper Stock Moisture / Gummed Seal Pack of 100 Envelopes