Home › Masonry Products › Mexican Beach Pebbles Black Mexican Beach Pebbles Black Mexican beach pebbles are sold in 75 pound bags only. Approximate coverage is 2 1/2 – 3 square feet per bag. Manufacturers No available downloads Browse Masonry Products BrickBulk BinsPaversPrecastStoneManufactured StoneNatural StoneAccessoriesCobbles & BouldersFlagstoneLedgestoneSlateNatural Thin VeneerStucco