These rather special  sapphire tumbled stones

are Medium size

Sapphire is Corundum, the colours are Blue, green, pink, purple, clear and is Related to Ruby. This sapphire is Blue and it is for Communication, insight, intuition, clairaudience, inspiration, spiritual prayer/devotion, peacefulness, Pituitary and Thyroid.

It helps to Detoxing skin, body and acts as an Anti depressant. It Cools, contracts, soothes, thus reducing inflammation, fevers, and nose bleeds. It is good for Hearing problems, TB, burns, Nervous system, Epilepsy and meridians. Strongest if next to skin, Especially Throat Chakra. Also wisdom, will, centering, and cheerfulness, luck. Reduces radiation effects, anxiety, and procrastination.

Some effects will be subtle.