Glass is high-fired with a colored ceramic backing, increasing the bond strength and uniformity of color. Piece size = 4x4. Thickness: approx. 5/16”. Suitable for walls or light traffic floors- including water applications. Stocked FOB Los Angeles & NYC warehouse.*Limited stock availability- please call for quantities. For custom colors or sizes, please allow 8-10 weeks. Sizes are approximate. Please expect some color variation.