Gorjana Power Gemstone Bracelet in Black Onyx BlackOnyx is for: Protection Physical Strength Stress Relief Black Onyx is considered a stone of self-mastery. It has a powerful energy that stimulates all of the senses so that you are alert, grounded and focused, thus enabling a strong field of protection. ☑️ New without tags ☑️ Comes with a unbranded jewelry bag. I tossed the orginal by mistake. ☑️ Size is adjustable by pulling the cord