This is a Gay male sauna near Centraal station Amsterdam. If this is your thing, I recommend dropping in here. Be ready to spend at least €15 euros or more for a visit. They provide one towel and a locker key. You need to disrobe before entering the sauna area. I recommend bringing shower shoes!
There is a pricy little bar area and not sure how you pay for things with no pockets or phone. Yes, your phone does not work here, no reception, which is a good thing I suppose.
Lots of little rooms to slip into or showers. The hot tub is crowded and I there was only one when I was last there. Lockers are small and crowded too.
It is very popular after the last train at night because guys go here to "hang out" since the bars may be closed and waiting for the next train.
Definitely worth a visit if you're up for this kind of thing. I'm read more