Wholesale Prices in Price Matrix, The worry stones are made from bone. They have been shaped, smoothed and polished. Great for doing scrimshaw arts and crafts work. The worry stone purpose is for stress relief and metaphysical healing. Drop one in your pocket and rub it between your thumb and index finger. The power of the stone is said to take your worries away. Length 1 3/4" x width 1 1/4". Great craft item for scrimshaw work.