300pcs Gigablock DVD-R 16x 4.7GB 120Min Silver Top for Copy Duplication Media type : DVD-Recordable Blank Media, Write-once format DVD Storage Capacity : 4.7GB / 120 minutes (depend on user) Top Surface : Silver Top (No stacking ring) High-performance long-life AZO dye with high quality Quantity : 100pcs pack x 3 = 300pcs