This Metal USB Flash Drive MFD-028 is made from durable Zinc alloy, and features a triangle key holder for easy storage. It is ideal for those who want a sleek and stylish way to store their data. It is compatible with both Mac and Windows computers, and is perfect for promotional events, giveaways, and corporate gifts. With its high-quality construction and fast transfer speeds, the MFD-028 is sure to make a great impression.