About This

• Those high quality natural stones by CNZ are non-toxic and eco-friendly river rocks.
• Ideal for home decor and a creative interior and exterior design. Use for flower arrangements, vase fillers, walkways, water features, exposed aggregate flooring or walls, swimming pool areas and many other areas. It could also be used as an accent to aquariums, water gardens, ponds, and terrariums.
• Please rinse them before you put them in your fish tank.Size: Average size 0.8" - 1.5" Total weight approximately 5 pounds
• For optimum results, use 2 lbs. of gravel per every one gallon of water