These envelopes are made of thin and pliable, yet durable and protective poly material. Their tuck flap closures are composed of a rectangular tab that tucks in to a slit in the front of the envelope. They are perfect for all kinds of standard sized documents that you want to keep safe from tearing, crumpling, bending, stains and other damage. Use them at school, the office or at home. Their light and subtle green color brings just a hint of personalization to your workspace. Use this envelope to bring some organization and color to any setting in which you need to keep your papers safe Details: Lime green 9.88" x 11.63" each 12 envelopes Open end with tuck flap Plastic