These cube shaped crystal beads have multiple facets to reflect a large amount of light and gives shiny appearance to the product; they are used in. Highest quality glass is used in production, which is polished in direct fire to make it scratch resistant. These cubical crystal beads have a smoother and shinier surface. These cubical crystal beads are hard and can be used as embellishments to adorn a product or sewn on fabric. Rectangle crystal beads are fire polished to give it smoother look and make these scratch resistant. These beads are available in various colors and shapes. For high quality crystal beads, shop at The Design Cart.