MADE BY US IN MADAGASCAR Please note: These stones are natural and untreated. Stone sizes are provided for informational purposes only and may vary from batch to batch. of 3.5 to 5 cm, 1 cm thick Between 14 and 15 pebbles per bag, depending on the size of the pebbles and the density of the stone. Image not contractually binding; each piece is unique and made of genuine stone. Colors and shades may vary.