LinkS Premium ShatterProof Crystalline Tempered Glass Screen Protection - 8-9H Hardness. 0.3mm Thin. Rounded Edges (for Apple Iphone4/4S- Retail package) 1. Industry-high hardness: Effectively resists scratches up to 9H (harder than a knife). 2. High-response & high-transparency: Only 0.3mm thick; maintains the original touch experience. High transparency: 99.99% light penetration ratio preserves the original viewing quality. 3.Anti-fingerprint "Oleophobic" Coating magically resists oils and reduces annoying fingerprints. ensures easy cleaning. 4.Anti-chip rounded edge improves gliding and grip experience. 5.Package contents: LinkS Tempered Glass Screen Protector, alcohol towelette, microfiber cloth, dust-removal adhesive strip, bubble-removal card,