Verbatim M-Disc DVDR 4.7GB 4X with Branded Surface - 25 Pack Spindle 98908<div style="text-align: left;"><strong>[Product Information]</strong><ul><li><span class="a-list-item"> Projected lifetime of several hundred years (based on ISO/IEC 16963 testing) </span></li><li><span class="a-list-item"> Stored data is engraved - ultimate archival solution </span></li><li><span class="a-list-item"> Impervious to environmental exposure， including light， temperature and humidity </span></li><li><span class="a-list-item"> Withstood rigorous testing for durability by US Department of Defense </span></li><li><span class="a-list-item"> 4.7 GB storage capacity 10-Year Limited Warranty </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/41F7UNZzMML.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51I248iZBzL.jpg" noproxy>