6 1/2 x 9 1/2 Catalog Envelope - Open end - 24# White (6.5 x 9.5) - Jumbo Envelope Series (Box of 500) A Quantity of 500 - 6 1/2 x 9 1/2 Catalog Envelope - White 24# White Paper - Standard Gummed Flap. Perfect for Greeting Cards, Greeting cards, Weddings or any announcement. This envelope may be sourced from any one of a number of top brands. Ships via UPS Ground