100 Ecru Ivory Natural A2 (4-3/8 X 5-3/4) Envelopes for 4-1/8 X 5-1/2 Response Enclosure Invitation Announcement Wedding Shower Communion Christening Cards By Envelopegallery A2 size Measure: 4-3/8" x 5-3/4" Maximum card size: 4-1/8" x 5-1/2" (card not included) 60lb. - Laser & Ink Jet compatible Same color on the inside (not lined) Laser & Ink Jet compatible - Moisten-to-seal closure Arrow 60lb. You are sure when it comes from the Envelope Gallery