Glazzio's Glass & Slate series, Northampton Putty GS34 is an attractive glass-and-slate mosaic tile of black, deep blue, beige, and marble-like gray made up of uniform 5/8”x4” tile pieces. Available in 12"x12" mesh sheets for easy installation. These slim rectangular shapes make a polished design statement that fits beautifully in bathrooms, kitchens, living rooms, and bedrooms. The lovely combination of glass and slate will allow your creativity to flourish because of its versatility - it can be installed as-is or used to accent other details, textures, or colors.These tiles are durable and hard-wearing, and would make a good investmest for generations to come since they are frost / chemical / stain resistant. General installation questions or concerns can be addressed professionally to make your shopping experience easy and pain-free.