Base - Brass Material - Alloy, American Diamond Finish - Micron Gold Plated Size - One Size Skin-friendly Nickel-free Hypoallergenic Long-lasting polish CARE- Keep in a cool and dry place, away from direct sunlight. Store in separate zip-lock bags with air squeezed out to avoid damage. Wipe it gently with a clean cloth after each use, to increase longevity. Avoid contact with perfume, moisturiser, soap or other harsh chemicals. Styling Tip - This is a perfect pair for your ethnic and traditional outfit that will bring out a rich look!