Crushed glass for aquaria 1.red, aqua, green, blue 2. size be customer-made 3.your aquarium can stand out from everyone .. Crushed glass for aquaria :Color glass beads and glass rocks are ideal for aquarium or fish pond or other landscaping! as the picture, put the color glass rocks or beads in your aquarium, your aquarium can stand out from everyone else. take a look at the picture to the up! ...