EVOLUTION Polymeric Stone Dust is a specially formulated mixture of crushed stone and high-performance polymer binding agent designed for wide paver and natural stone joints up to 6''(15 cm)!It's superior performance and durability is ideal for the installation of new wide joint pavers, natural stone as well as replacing existing joints. It will remain stable and flexible in the most extreme weather conditions and freeze/thaw cycles when properly installed. Ultimate versatility, for all wide joint paver, natural stone joints from 1/4'' to 6''(6 mm to 15 cm). Horizontal or sloped surfaces, residential or high-traffic commercial applications. Stabilizes wide joint pavers and natural stones, prevents erosion, ant hills & weed growth. Will not stain stones or pavers, safe to use by the pool. Perfect for cobble stone, driveway apron applications. 3 natural colors : grey, beige & black, no pigment, dyes.