100 Pieces of Small Light Grey Mosaic Ceramic Tiles. Tesserae, Item # ST-5063. These tiles have been hand poured, fired, glazed, and fired a second time. They are poured thin for easy cutting, breaking and nipping. These are randomly shaped and average size is 1/2" to 1". Average thickness is 1/16 to 1/8 inch. ***Glazed with a glossy Light Grey color. Many of our tiles are finished with discontinued glazes that can not be found anywhere else. Some may have a limited availability. Because this is breakable, it will be shipped priority with a tracking number and insurance. ***One shipping cost no matter how much supplies you order within the USA. (Applies to the purchase of supplies being shipped within the USA only) ***FREE SAMPLES with this item to compensate for shipping costs. Thank you for viewing this item.