How does a anti crease setting work on a wash gadget work? I use it when we put the machine on and the clothes...

I use it when we put the machine on and the clothes seem to be to be less creased but how does it work
Answers:    it should hold the sea in since the spin then you own to advance to spin it will next do a slower spin causing smaller amount creases
It dosent.....Its a sales pitch i guess.