The DNCE singer, 27, seems to have taken an interest in boxing, posting the pic from the Unbreakable Performance gym in Los Angeles.
Joe’s closest friends and family also have ties to boxing, with his younger brother, Nick Jonas, appearing in the MMA fighter drama, Kingdom
, for three seasons and his ex-girlfriend and longtime pal, Demi Lovato, is currently dating MMA fighter
Guilherme “Bomba” Vasconcelos.
Joe has been training with Ava Knight – a noteworthy female boxer – for several months now. He was spotted practicing with Knight outdoors back in September.