Magnetic Spice Clip

A clip that fits ~ D 37mm spice jars (you could always try to scale/rebuild it to fit other dimensions). Put a magnet in the backside cavity and place your spices on the fridge (or anywhere else you like and where a magnet works).

There is two versions one with an closed cavity where you could experiment with different kind of magnets sizes and strengths so make it work, the other version has a hole in the cavity where I have printed a ring in flexible material to add friction. I´v use