- Premium Aluminum Alloy X-Frame: High-grade aluminum alloy, X-structure boosts rigidity. Sleek metallic look, stylish and lightweight. - Four-Corner Shockproof Protection: Enhanced bumpers + alloy impact resistance. Absorbs/disperses drop impact, protects vulnerable corners. - Efficient Heat Dissipation: Hollowed X-frame design enhances air circulation, accelerates heat dissipation, prevents phone overheating during use. - Precise Fit and Easy Install: The frame fits perfectly. Precise cutouts for ports/buttons/camera. Snap-on design for easy, scratch-free install/removal.