Are swim diapers really helpful? any recommendations?

Swim diapers are great as far as hygiene is concerned. You can go for a disposable or a reusable swim diaper. Personally I feel that disposable diapers are better as there are lesser chances of your baby contracting an infection. You can read more about swim diapers here. http://baby.about.com/od/livingwithbaby/ss/baby_swim_diapers.htm