They used 5-gallon buckets with snap-on lids to make "sit upons." With a couple of vinyl tablecloths, some holofil material and glue, they created decorative padded seat covers for their buckets.

YouTuber FinditMakeitLoveit went through the process of turning a 5-gallon bucket into a cushioned stool. You only need a few things, including the bucket with a lid, a circular piece of wood ...

Put your dirty clothes in a 5-gallon bucket with lid, cover the dirty clothes with water, add a little detergent, and secure the bucket somewhere in your vehicle that won't tip over during the drive.