Printed Piggy USB Hubs provide high speed USB 3.0 connectivity and card reader functionality, plus they support OTG transfer for compatible smart phones and tablet devices. These little Piggy USB Hubs can support 3 working devices at the same time and are lightweight enough to take on business trips or fit in a bag. They are made from ABS and silicone, are available to order in blue, grey, green or pink and can be ordered with a name and logo on them!