VSTN &reg; Blu Studio Energy Glass Screen protector - Ultra-thin 9H Hardness High Quality HD clear Premium Tempered Glass Screen Protector for Blu Studio Energy smartphone (Blu Studio Energy) Specially designed tempered GLASS screen protector for Blu Studio Energy smartphone Glass protective film, take you amazing look and feel. Rated 9H Hardness, making Screen Mate the world's strongest and toughest screen protector. 98% Retina Clarity and Touchscreen Accuracy.