Its made of the cheapest plastic imaginable..

I bought this with all the forefront knowledge that this little "toy" (yes, its not even hard plastic

I had low expectations from the start, about a cheap plastic toy that I expected to use on one recording, and then give it to a kid or something

Be careful with plugging/unplugging devices into it as it's pretty cheap plastic but should hold up well if you're gentle with it

The filter has been secretly set to "follow" across the ribbon, meaning the cutoff frequency falls as you move your finger to the left, and rises as you move to the right.