These cubes are $10 each. (You can purchase just one or more.) When your mind spins in repetitive loops of negative thinking, it only serves to further intensify feelings of fear and dread. Yooperlite's gentle, swirling energetic pattern can help to spiral you our of gloomy shadows and into a much brighter state of mind and emotion. When viewed under UV light, Yooperlite readily reveals the bright possibilities that await.