Cyxus Premium Tempered GlassThinnest(0.2mm) [Blue Light Filter] 9H Hardness Screen Protector for Samsung Note 4 (Note4 Front Only) Screen protector for Samsung Note 4, specially designed for kids and adults, who often feel eyestrain and fatigue Filter harmful blue light and UV rays from your device, which can lead to eye-strain and eye-fatigue. Promote healthy melation levels for better sleep. Protect your eyes and your sleep schedule Made of 9H hardness tempered glass, so it is firm enough to prevent scratches, scrape and crack. Protect the screen of your device High Definition Transparency Film that ensures maximum resolution for Display. TruTouch Sensitivity for a natural feel that provides flawless touch screen accuracy Easy to Install with self-adhesive silicone and bubbles-free/no Residue