Not flat shapes like circles and squares, but solid shapes like cubes and cones. Let’s start with a cube. It’s difficult to make yourself into a cube, but give it a go - like this! One of the ...

The following is a transcript for the video: Narrator: These cubes? They're no ordinary building blocks. They're built to collapse, expand, and change shapes infinitely. And they're called Ghostkubes.

The best packing cubes hold their shape and have reliable zippers as well as a mesh panel that means you can see what’s inside without having to open them up. They should also be relatively ...