The 9 x 12 Booklet Envelope in Blush is a light, pink color with a hint of peach made from quality 80lb. paper. Booklet envelopes are the professional way for sending contents you can't or shouldn't fold such as flat but bulky materials like pamphlets, brochures, sales literature, booklets, annual reports, magazines, or catalogs. Sealed on the back of a square back flap by moistenable glue. Available both plain and custom printed, including recipient addressing. Orders start in quantities as low as 50 to over 50,000 and more.