Garter-belts!
When you get a little peek under a skirt and you see these two belts... those are garter-belts! Usually.
Essentially, these belts hold up stockings but somehow they give up a real sexy feel... it feels like an item adults like to use. What kind do you like? Check these out!
Wanna see more garter-belts? Check out the pixiv tag:
・ガーターベルト