These are gorgeous  Phidippus regius Blue Mountains  males.
They left the nest   10/25.
They are 10-12 mm 
And feeding very well on green bottle flies. 
Blue Mountains get their name from the region where they originate The Blue Mountains in Jamaica. 
They are an easy to care for jumper. 
Please remember to provide a bright white led light directly above the enclosure for their wellbeing.