At 9" x 12" in size, these JAM Paper envelopes are perfect for enclosing standard sized sheets of paper without folding or creating creases. To keep the contents inside of them in place while in transport, these envelopes have commercial style flaps and reliable, easy-to-use metal clasp closure with gum adhesive.Details:Blue9" x 12"24 lb.Available in various countsMetal clasp closure and gum adhesiveMade with 30% recycled paper