Bubble Mailers are the perfect solution to protect items for shipping and storage. You can easily close and seal contents with the convenient self seal strip. The mailer is lined with 3/16 in. bubble cushion to protect contents from damage during transport. These mailers are lightweight to help save on shipping costs. Lightweight effective protection for your documents and valuables. Pressure sensitive, self-sealing adhesive closure is reliable and tamper-evident. Release liner peels off quickly and easily.