These press-on envelopes can be applied by simplying peeling and sticking. The aggesive adhesive is strong enough to stick to any clean surface. These envelopes can be used on over the road containers, gaylords, postal hampers, tubs, placards, or mail containers. The front loading design act as an open pocket for repeated insertion and retrieval of contents. On all envelopes, the first dimension listed is the open end. Units are priced per thousand pieces.