Celebrate your Boston Celtics fandom with this iPhone 6 Boost Case! Your dedication to your Boston Celtics is unending, and sometimes you wish your cell phone battery could be the same way. This case provides some help in that direction while showing off your Boston Celtics pride with printed graphics. When your phone is attached, this case provides 3,800 mAh capacity that adds 150% of battery life to your phone. A hard shell polycarbonate construction is an added benefit provided by this case.