Rewritable disc offers incredible flexibility & convenience. Leave disc open to add data, or close it to make data permanent for flexible data management. High capacity makes it the ideal media for use in graphics & advertising, software development, video recording, & more. Durable disc can be rewritten up 1,000 times. Easy to write on surface for quick, clear labeling. Includes durable jewel case to protect disc when not in use. Disk Type: DVD-RW; Capacity (Video): 120 min; Recordable Format: Rewritable formatmay record & re-record data up to 1,000 times.; Capacity Range (Data): 4.7 GB.