This Boxer has a special hole on crotch with elastic strings for penis.

Users can take through the hole and pull their foreskin below the glans and bind the foreskin by strings so that the foreskin can always keep stretching and the glans can keep exposing.

This boxer can physically deal with the problem of Long Foreskin for man.

It can also help improve the time with users ' wife by long time friction of glans