The SRW Pavermate Z3 Polymeric Sand is a game-changer for all your landscaping needs. This 50 lb. bag of black sand is specifically designed to enhance the durability and longevity of your paver projects. Whether you're creating a stunning patio, walkway, or driveway, this polymeric sand is the perfect solution. It effectively fills the joints between pavers, preventing weed growth and insect infestation. With its advanced formula, this sand hardens when activated with water, creating a solid, flexible bond that resists erosion and shifting. Say goodbye to unsightly gaps and hello to a flawless, professional finish with SRW Pavermate Z3 Polymeric Sand.