Our cars can get pretty gross and dusty — particularly in those hard-to-reach nooks and crannies. Ever tried reaching up to wipe the inner corner of your windshield? It's not that easy! While having a streaky and less-than-clear window is annoying, it can also be dangerous when driving, particularly in mucky conditions. If your version of spring cleaning involves a vehicle deep clean, we've found a gadget that might help.