Hard Drive Pouch - TOOGOO(R) 2.5" External Case Pouch PC Laptop USB Hard Drive Disk Holder Bag Wallet Storage Shock and Pressure defense. The cases are made of the special impact resistance material,protect the fuselage better, buffer vibration. Falling prevent. Put your hard drive or cellphone in the case and zipper, even it fall on the ground is safe. Waterproof,dustproof and anti-corrosion. Dust in the space is also a big threat to your hard drive. With cases,your hard drive like to wear a dress. Daily protection. You don't need not take your hard drive out of the case when you use it,just open the case.