River Gravel (40mm)Our River Gravel (40mm) is a versatile decorative stone featuring a vibrant mix of natural colours including reds, whites, yellows, blues, oranges, and earthy browns. Screened to 40mm and naturally semi rounded, these river rocks deliver the classic river pebble look that works beautifully in both modern and natural landscape designs. As one of the most popular sizes for landscaping projects, 40mm river gravel offers the perfect balance between