DescriptionMade of material, the weight loss bracelet is durable and practical. It can offer you health care, relieve fatigue and pain to improve blood circulation to have a good sleep. Besides, the magnetic brace will set up a magnetic field that improves the internal circulation to reduce weight. Special design and unique structure makes it a perfect decorative bracelet for daily wear.Feature- Color: Black - Material: obsidian . - Size: About 23 x 1 x 1 cm. - Health functions. Offer you health care, relieve fatigue and pain to improve blood circulation to have a good sleep. - All the magnet will cause a resonance between each other, the bio-magnetic effect. - The magnetic brace will set up a magnetic field that improves the internal circulation to reduce weight. - This bracelet will fit the average size women's wrists and many smaller men's wrists. - Special design and unique structure, also be a perfect decorative bracelet for daily wear.