Product description: Brand new and high quality.Glacier Rocks are a great way to cool your favorite drinks!Unlike ice cubes、 they gently cool your drink without diluting them.Made from "soft" stone、 these rocks won't scratch glassware.They are also inert so they won't affect the flavor of any drink.Color:ramdomDimension:Approx.2x2x2cm(Approx.0.8x0.8x0.8inch)Package included :9x Whiskey StonesNote : Freeze 2-4 hours before use、3 stones/(60-90)ml drink.(suggested) Thank you for purchasing this product、 adequate inventory、 shipping quickly