These envelopes have a hook and loop closure and two separate pockets. The upper pocket is 9.5 x 11.5 inches in size. The lower pocket measures 5.25 x 11 inches in size. The upper pocket is great for standard sized documents and small files. The smaller pocket can be used for folded documents and small office supplies. Made of pliable yet durable plastic, this envelope will protect your papers from bending, smudges, scratches, tearing and stains while in storage or while in transport. The clear quality of these envelopes make them appropriate for both school and the workplace, and allows you to see your stored items from the outside.Details:Clear9.5" x 11.5" each12 envelopes2 pocketsHook and loop closurePliable, durable plastic