crystal glass 1. Material: k9 crystal 2. Prompt Delivery 3. Meet EU standard 4. 20 years OEM experience Name: crystal glass1. Material: K9 and K5 (K9 material is better than K5 material )2. Color: Transparent, Blue, Red, Green, Purple, Gloden Yellow, Amber, Pink, etc.3. Size: Any size of items can be produced (With thickness between 5mm-200mm, length shorter than 1000mm,and width less than 300mm) ...