Belly Binder/Corset Postpartum?

Whitney

Does anyone have experience using a Belly Binder/Corset postpartum? I’m thinking about getting one for after my baby comes in May but there are so many different kinds ranging in price from $20 on Amazon to $150 ones you can bill insurance for. I don’t want to waste my money but I want to get one that works (if such a thing exists). Thanks, mamas!