soft comfortable Feel S、M、L
By soft cotton cloth and waist rubber also isn't solid and is easy putting feeling comfortably.
A front cup isn't also that tight.
It's the rather shallow low rise type overall, but without tightening up, it's easy.
You can buy this in the following Internet shops
Boxer,men's,Man,BoxerBottoms,Cotton,Athlete's number,bulge,low-rise