The vinyl pocket's insert size is 7" x 7". It is made of 8 gauge crystal clear vinyl on the front and adhesive back. Just peel and stick where needed, such as the inside flap of a binder. The pocket is open on the long side with a ¼" lip. Items can be inserted and changed quickly and easily. StoreSMART pockets identify, protect, and organize. This pack has 12 pockets. Also available on Amazon in packs of 25 (STB2667-25) and 100 (STB2667-100). See STB172910, STB172925, STB172950, or STB1729100 on Amazon for a similar corner pocket, sized slightly smaller at 6" x 9". --- --- StoreSMART offers on Amazon many sizes of self-adhesive pockets, non-adhesive pockets and job ticket holders. Use for business cards, CDs, in binders and more. These pockets are ideal for adding important personalized information to your reports, documents, presentations and proposals.