Image 1 of 2 Image 2 of 2 3x5 Cobble/ Oversized Rock $17.00 3” - 5” Bull RockUseful for drainage, erosion control (retention/detention), landscaping, and road repair of soft spots Quantity: Add To Cart Added! 3” - 5” Bull RockUseful for drainage, erosion control (retention/detention), landscaping, and road repair of soft spots