Sturdy & Durable: Single clear CD jewel case is made of premium and durable plastic material. Sturdy plastic is resistant to repeated wear and tear, not easy to break and damage in daily use. It resists high heat and corrosion, not easy to deform, so that it can be used for quite a long time.Wide Application: This CD storage box is 5.64.90.4 inches in size which is standard and universal so that it can be used to place most discs. You can place CD, DVD, Blu-ray discs, etc. inside the cases. Additionally, you can use it in the office, school, and at home to transport CD for storing your data, music, or movies.Protect Your CD: CD storage box can effectively protect your compact disc. Each storage case allows you to place a single CD, with the round teeth in the middle to hold the CD, which greatly prevents friction and scratches. Besides, the CD jewel case is easy to open, protecting the disc from breaking when being taken out.2 Practical Designs: On the one hand, this single CD storage case is equipped with a transparent clamshell which is quite convenient for you to see and identify the disc that you need quickly and clearly. On the other hand, there is a black tray inside the case for holding your CD and keeping it from slip and damages.Sufficient Quantity: Product's package includes 6 pieces of clear disc storage cases, which is sufficient for you to use and replace in daily time. These replacement cases are assembled and ready to use upon arrival, saving your time and effort. Each CD case is slim and only measures 0.4 inches(10 mm) in thickness, so as not to take up space.