Minimal waste bin

3 different parts that assemble into an approximately 9 inch (230 mm) equal sided cube. I made it to use as a collapsible waste bin for traveling, camping, etc. But there are other things it could be used for.

The 4 bottom horizontal brackets slide over the 4 uprights. The same horizontals are used for bottom. One is flipped over to fit on top of the other. 2 top horizontal brackets have 5 mm deep caps that fit over the uprights. The top side of the caps have an extension of the uprights, so