SanDisk USB 3.0 Flash Drive 32GB 64GB 128GB 256GB Pen Drive Up to 100M/s Memory Stick Pendrive U Disk Transmemory Flash Disk

Data Retention 5 years
Compatibility For Macs and PCs
Power No external power required
Drivers Plug and Play compatible

System: Windows Vista®

Windows®7,Windows®8,Windows®8.1,Mac OS X 10.6.6-10.9 and above
Great for Computer,Car Audio,Speaker,Blu-ray Player.
Five Level Protections:Waterproof,Shockproof,Dustproof,Antimagnetic,Anti-static.

About capacity:

32GB=approximately 28GB-30GB
64GB=approximately 56GB-60GB
128GB=approximately 112GB-120GB
256GB=approximately 225GB-240GB
This is calculation difference between manufacturer(1GB=1000MB) and our PC(1GB=1024MB), please Google usb flash drive capacity to get more information

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