Your girlfriend gets turned on putting on your underwear and

Girl puts on her brother's underwear and gets excited

Swaying my cute hips in my fiance's boxers

Girlfriend enjoying gender swap role play

Girl puts on boxers and can't help touching herself

Titty flash in my fiance's boxers <3

Boy wakes up in a girl's body and investigates

Girl doing some manspreading

JBS Underwear Commercial

Girl wants to know which looks better, boxer briefs or briefs?