Clear Adhesive Top Loading Packing List Shipping Label Envelopes Pouches (200 pk) Tamper proof 2 mil poly protects documents inside Clear outer face Inside usable dimensions: 7" x 5" Pressure-sensitive backing attaches securely to almost anything - paper, wood, plastic or metal Perfect size for pre-printed shipping labels from Paypal, Amazon, FedEx, UPS, and the U.S. Postal Service