PanzerGlass(tm) the most effective screen protection. PanzerGlass(tm) tempered glass for Galaxy S21 series phones has an official certificate from Samsung - Designed For Samsung. Thanks to this, you can be sure that you will receive a fully tested product that is compatible with your phone. Full protection of the curved screen PanzerGlass(tm) tempered glass provides the highest standard of phone screen protection, while maintaining full sensitivity of the touch panel. Protects the entire display surface including curved edges (Edge to Edge). The shape of the glass is optimized to protect the most critical parts of the screen while maintaining full functionality. All edges have been carefully rounded and polished to ensure comfort during use. Antibacterial coating The product is covered with a specially designed antimicrobial substance, making it resistant to bacterial and fungal spores.