By the looks of it, this product is like a toy robot, but actually, it is a pen drive. The material is of stainless steel. The head of the robot pops open the male connector. It has a capacity of 8gb but other are also available, like 4gb to 32gb. The body of the robot is a good area to custom brand print anything you like. This product is ideal as a gift item. It is compatible with all the operating systems. It has a really very good read and write speed.