Sold in 9 pound buckets, StarGlass Grout is a ground-breaking, one of a kind grout made from recycled glass dust, pre-mixed and stored in a resealable container. Our color "Diamond" is a grayish white colored grout. This color is as close to white as this grout gets, as it is made with recycled glass. The waterproof, stainproof formula won't crack or break over time. StarGlass's long lasting, easy-to-use formula provides unmatched stain resistance, ultimate color consistency, crack resistant flexibility, mold and mildew protection, and UV stability. These features and benefits are sure to minimize life cycle costs and provide a translucent, three-dimensional, reflective appearance that you can enjoy for years to come.