A1 Invitation Envelopes (3 5/8 x 5 1/8) - Amethyst Metallic (50 Qty) | Perfect for RSVP Cards, Invitations, Announcements and Notes | 5365-17-50 Size: A1 Invitation Envelopes / 3 5/8 in x 5 1/8 in / 3.625" x 5.125" / 92mm x 117mm Quantity: Pack of 50 Color: Amethyst Metallic USES: RSVP Cards, Invitations, Announcements, Notes, Greeting Cards and Thank you Cards EVENTS: Weddings, Parties, Holiday, Corporate, Banquets, Showers, Birthday Printable on off-set printing presses and some home printers.