The The Container Store Our Long Under Bed Box with Wheels ($32) is a long, transparent storage bin that's durable. It has four hidden wheels for a seamless look.

The $79 Sterilite 40-Gallon Wheeled Storage Box Set is on sale for $38 at Walmart. Shoppers say it's "so handy" and "very sturdy." ...

Well, its perfect companion is the Rolobox, a set of four brightly-colored plastic wheels which attach to the corners of any cardboard box using plastic nuts and bolts.