un·a·shamed 
(ŭn′ə-shāmd)
(ŭn′ə-shāmd)adj.
1. Feeling or showing no remorse, shame, or embarrassment: He was unashamed even after his friends complained about his behavior.
2. Not restrained or limited by a sense of shame: living in unashamed luxury.
un′a·shamed·ly (-shāmĭd-lē) adv.