glass:
 
Quality test: https://youtube.com/shorts/3N9PhiA6RkM?si=B3fM2jfCh-345fgB
 
1. Easy and fast installation: Japanese 110 silicone adhesive
 
2. Water beads up: high quality electroplate (not spray, lasting for longer time) fingerprint coating
 
3. Tempered glass cracked into tiny pieces: Premium tempered process