No nudity.
There are various scenes and references of sex and affairs between married couples. One scene including an elderly woman mentioning the sounds of sex coming from her neighbor's house next door very graphically and detailed even using hand gestures to act it out.
Men talk briefly about their wives and sex on various accounts and cheating. One man uses football references to describe sex. May be graphic to some.
Couples are seen having sex in multiple scenes.
A man discusses his wife being angry just so they can have make-up sex.
A woman grabs a mans nipple, sex is implied.