What type of plumbing thingy is this

This is awesome, the guy was a genius, it does the job of a p trap, but it’s larger with a clean out… Absolutely brilliant

However, times change and cobblers aren’t the back-room artisans they used to be. These days shoemakers like Jimmy Choo and Christian Louboutin can no doubt well afford to wear their own converse sneaker. Likewise the multi-millionaire car driver Michael Schumacher.