SIZE: 3.5cm long Hypoallergenic, Nickel Free, Hand Made Brass, Surgical Steel Posts These gold or silver plated hoop earrings feature an organic shape created with texture. Pair with smaller hoops to create a signature stack. 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.