Pricey ($25) but awesome (and stackable!) underbed drawers. Just over 6" tall.
making underbed storage drawers | Under bed storage: DIY under bed drawer
Screw Drawers to Board and add Casters
http://www.phomz.com/category/Underbed-Storage/ How to make underbed storage…
Under bed storage ideas
Intercon Oak Park Mission California King Bed with Six Underbed Storage Drawers - Godby Home Furnishings - Platform or Low Profile Bed Noble...
Recycle old dresser drawers as rolling under-bed storage boxes. Glue scrap wood blocks to the inside corners, and secure small casters from below with screws. Score drawers on big-item trash day. | Photo: Ted Morrison | thisoldhouse.com
Another IKEA hack from me! Find out how I transformed the IKEA PAX drawer to this pull out under bed storage!
Headboard under focal window sill photo Bed-Storage-11-drawers-open.jpg
IKEA Hackers: Kura bunk bed with underbed storage (Change the pattern on the sides to something girly)