Good question. No idea!Actually, on this note, my understanding has always been that it's the hot water that shrinks fabric fibers more so than hot dryer air. Not that the latter has no effect but ultimately, it's the h
Certainly worth a shot. Meanwhile, maybe you can settle this debate I've had with my better half: she thinks clothes shrink in the dryer but I always thought that hot water does more to shrink fabric fibers because of how liquid saturates/permeates in a way that air doesn't. Not to say that hot air doesn't also shrink fabric but the water has the greater effect.