Oxford Vinyl Util-Jacs Envelope Jackets - Util-Jacs Envelope Jackets offer a way to protect and store documents without lamination. Simply slip your important document inside the crystal-clear, heavy-duty envelope jacket. Thumb-notch top allows quick insertion and removal of materials. Jacket is reinforced on upper edge to prevent tearing. Extra-tough vinyl is wear-resistant and water-resistant. Top-loading design makes the jackets easy to use.