Aquascape Black Decorative River Pebbles are ideal for enhancing a wide variety of water features and gardens, improving the look of the design significantly. These unique decorative stones are polished, smooth, and pre-washed, making them the perfect choice for you to complete your project. Each stone measures approximately three to five inches in size. The easy-to-carry 22-pound bags make the Decorative River Pebbles ready for transport and each bag will cover approximately 1.5 square feet of surface. Aquascape is passionate about ponds, water features and gardening, providing unique products, designs, and features that stand above the competition.