1.Reality color inside 2.decoration for pool, pave,aquarium, 3.size: 1-2mm, 2-3mm, 3-6mm, ... can be made as required;Round can not be bigger than 5mm) Refractive Index1.30- 1.50Specific Density(g/cm3) 2 ... is a ideal decorative material which can be used for swimming pool, aquarium, park, alcove, metope, doorcase pole, gardening potted plan, screen ...