... hard drive 1.40g sata 3.5" hard drive 2.strictly tested 3. for sale --stock 40g sata hard disk for desktop,3.5" used hard drive ... meet your requirments. We use plastic bag to pack each hard drive,sealed,waterproof and moistureproof. We put the foam box inside ... a cardboard box,eah of the hard drive is fixed in their slot,to reduce collision and friction ...