Hypnotic Gems Materials: 1/2 lb Black Onyx Tumbled Stones AA Grade from Brazil - Bulk Natural Polished Gemstone Supplies for Wicca, Reiki, and Energy Crystal HealingWholesale Lot Quantity and Quality: 1/2 lb "AA" Grade Tumbled Black Onyx Size: Most stones are  inch to 1 inch Includes authentic Hypnotic Gems certified stones - tumbled with our proprietary polishing techniques! Each and every stone is unique and you will receive ones similar to the image shown. We are so confident that you'll love our Hypnotic Gems stones that we back every order with a 100% Money Back Satisfaction Guarantee!