USB 3.0 Hub, HooToo 3 Port Hub with Gigabit Ethernet Converter for $11.99. Shipping is free on orders over $35. If needed, use this Filler Tool to pad the order for free shipping. Here is a screenshot for reference. It adds 3 USB 3.0 ports and a Ethernet port, which can be quite handy for thin-and-light or convertible laptops that do not come with a wired Ethernet port.