Assorted Multi Color (50 Boxed) A2 Envelopes 4-3/8 x 5-3/4 for 4-1/8 x 5-1/2 Response Cards, Invitations Announcements - Astrobrights & More from The Envelope Gallery At least 12 different colors in the assortment, Astrobrights and more. A great collection A2 size Measure: 4-3/8" x 5-3/4" Maximum card size: 4-1/8" x 5-1/2" (card not included) Laser & Ink Jet compatible, Top quality 60lb. envelope Gum Type - Remoistenable Gum, Style - Open Side, Double Side Seam Colors on computers may vary. Something for every occasion