I did have my weight down to a minimum and noticed I needed a little extra (maybe 1/2 lb?) with the shorts but I was using size "S".
I also don't notice any drag. As an added bonus, the short protect the back of your suit from wear/tear when sitting on rough surfaces.
I also don't notice any drag. As an added bonus, the short protect the back of your suit from wear/tear when sitting on rough surfaces.