Julia Roberts' son Phinnaeus, 20, shows off his skateboarding skills in a rare video shared to the actress' husband's Instagram page. Roberts and husband Danny Moder share son Henry, 18, and twins Hazel and Phinnaeus,

Julia Roberts and husband Danny Moder’s 20-year-old son, Phinnaeus, is showing off his skateboarding skills. Moder shared a rare video of his eldest son skateboarding shirtless on Instagram Monday. Phinnaeus, wearing navy blue pants and Vans sneakers, rocked red curly hair.

Julia Roberts' son Phinnaeus, 20, showed off his skateboarding skills in a video shared by Danny Moder while enjoying life after starting college