[6 Pack] Inateck 3.5 Inch Anti-Static Hard Drive Case HDD Protective Carrying Box / External Shockproof Storage Case for 3.5 Inch HDD - Gray/Blue/Yellow (HPEx6) Made of high quality Polypropylene material, more durable and stronger to use. Built-in anti-vibration and anti-static foam, ideal for 3.5 inch hard disk drive protection. Shockproof, waterproof, and dustproof, they are able protect all your HDDs safely. Super big label area on the front panel, you can mark the information on it conveniently. A snap lock make it is easier and convenient to manage your HDDs.