Why do we call this negative ion bracelet a Superband? The negative ion strength of this product line has been increased 5X over today's market. This negative ion wristband is made of an extremely durable medical grade silicone that provides long-term comfort and yet stylish appearance while being functional at the same time. Each silicone wristband is infused by a special process with negative ions that have been extracted from tourmaline and volcanic ash.
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