Transparent, moisture resistant polypropylene envelope keeps materials neat and clean. Horizontal, file-style orientation makes inserting and removing documents easy. Full-sized, open-top back pocket provides convenient quick-access storage space. Durable elastic string and riveted button closure is designed for heavy use. .content style ul{margin-left:25px;margin-top:2px;margin-bottom:20px;}.content style h3{font-size:13px;}.content style ul li{margin-bottom:2px;}.content style p{margin:10px 0;}