... of the product1. The material of this crystal glass pendent lamp is crystal glass and metal material.2. Techonology: tooling. ... glass materials for products: optic glass, high clear glass, opal white glass, borosilicate glass or pyrex glass, soda-lime glass, low-iron glass, tempered glass, crystal glass, and so on.5. With ... .Photos of our factory Ball Shaped Crystal Glass Pendent Lamp with Metal Canopy