BLU Energy X Plus Armorflex - Gold/Black Single slim double-layer protection that is made to survive drops, scratches and bumps within your daily life. Easy to put on and take off and customizable in a variety of colors. The Armor Flex protector is the ideal protection for any adventurer. Designed Specifically for Studio Energy X Plus The Only Original Cases made by BLU. The Highest Quality Standard. Single slim double layer protection case. Easy access to control and input.