Tumble Stones are small, smooth crytals which have been placed in a rock tumbler to give them the smooth polished finish. Mixed Tumble Stone£3.00PriceWeight*SelectQuantity*Add to CartInfoEach bag will contain a mixture of tumblestones at random.Bags are based on weight but on average you will get:25g - 5 Stones50g - 10 Stones75g - 15 Stones100g - 20 Stones Tumble stone bags will weight on or over the weight you select.