SAFE AND STABLE - The high-quality alloy is used on the outside of the flash drives to ensure its sturdiness and anti-fall.Excellent water resistance, so that its service life far exceeds that of other similar products, which makes you to store your data with more confidence. | PERFECT COMPATIBILITY - Compatible with most systems such as Win XP/Vista/7/8/10, Linux, Mac OS X, etc.. The USB 2.0 super speeds to save time when transferring, sharing or storing files, easy to share your work files. | MAKE YOUR LIFE AND WORK EASIER - No need to install any driver, just plug and play, save more time for your work, make everything more convenient. | PORTABLE AND LIGHTWEIGHT -The weight of thumb drives is only 10g, which is smaller than the thumb of an adult. It is equipped with buckle so that you can carry it with you without fear of loss. | RELIABLE GUARANTEE - We promise the full refund or free replacement if you meet any issues with our products within 12-month. Just contact our after-sales service team from your order