SIZE: 3cm long Hypoallergenic, Nickel Free, Hand Made Brass, Surgical Steel Posts These silver or gold plated organic star profile earrings feature sparkling details. Combine with our organic moon profile earrings for a celestial look. At least 50% of the brass used in the jewellery we make is recycled from leftover/overhead brass. All posts are hypoallergenic made from surgical steel. Keep jewellery dry. Be careful with fragrances; apply lotions and potions before jewellery. Limit exposure to direct sunlight. Store jewellery in cool, dry place.