What a great trigger device! Smooth cold water river stones engraved with inspirational words! Keep one in your car your office or your pocket as a constant reminder! Get a few extra for your loved ones and friends! Purchase 15 and get a substantial discount! Engraved:, PEACE, GRATITUDE, STRENGTH, DREAM, INSPIRE, CELEBRATE, IMAGINE, JOY, PSI, NAMASTE, AND OTHERS. Sets of 10 may vary.