Our guide below includes lots more information about USB drives to help guide your purchasing decision. When looking to buy individual and bulk flash drives, there are a few things worth spending time to consider so you can get the most out of your purchases. These drives have enjoyed popularity because of their robust build quality and wide usage application.įlash drives have become so handy and ubiquitous that many keep them on their keychains or in their backpacks, purses and wallets. USB flash drives emerged in 2000 as a new breed of storage device.