Fundamental Rockhound Products: Natural Extra Large APACHE TEARS Volcanic Glass Black Obsidian Bulk Rock for Tumbling Metaphysical Gemstones Healing Crystals (1 lb) Sizes range from AVERAGE 1 1/4" to 2" - it is possible to receive slightly smaller or slightly larger stones. Sizes These are natural stones from Arizona, USA and are Perfect for Tumbling Rock, Gridwork, Meditation, Metaphysical Use, Crafts, Indoor Fountains, Home or Office Decor Stones are shown dry in the photo. If tumbled, stones will be quite glassy. Naturally, there is some light grey to white on the surface, remainder of the perlite matrix these stones are found in. Your stones will not be the exact stones in the photo but will be very similar in size and shape WARNING: Not for Children under 6 years of age, as smaller pieces could become a choking hazard. Seller is not responsible for misuse of this product.