The Rock’s new Under Armour sports headphones sell out in 72 hours

The Rock’s new Under Armour sports headphones sell out in 72 hours

As the old joke goes, enough of you smelled what Dwayne “The Rock” Johnson was cooking – specifically, his new branded sport headphones, the UA True Wireless Flash – Project Rock Edition – and bought them all up. In 72 hours.  The Rock is, of course, serious about his fitness – just browse through his …