The listing is for 100pcs of Worry Stones. Natural Gemstone Worry Stone - Pocket Palm Stone Size - 1.5 inches approximately. Worry stones, also know as palm stones or thumb stones are smooth polished gemstones. They have a thumb-sized indentation so you can carry it in your pocket and rub it for relaxation and stress relief. Each slab will vary slightly in size and characteristics. NOTE - These are STOCK PHOTOS and there will be slight variation in terms of colour, texture size etc...