It’s true that this device is more pliable than others in its class. I had a different one that
cracked almost immediately. But it seems that the tradeoff for durability is scratch-ability. Both
chambers are covered in scratches (arrived this way).
I’ve been searching and searching
for the right milk vanishing device. This one probably isn’t it. In additional to the scratched
surface, it is also rather small. The one I had as a kid was much bigger. The search continues…