JAM Paper Red brite hue recycled envelope and paper in a pack of 100 is made out from 30% post consumer paper and has dimension of 8 1/2" x 11". JAM Paper Red brite hue recycled envelope and paper in a pack of 100 is made from water soluble dyes. Envelope is perfect for any occasions. • Red Recycled colored paper is great for making flyers, brochures, manuals, procedural sheets, invitations, cards, table menus, signs, and more!. • Paper weight: 32 lbs. • Sheet dimensions: 8.5" x 11" (US letter).