Sterling silver is a popular choice for jewellery because of its high purity. It is a material that is 92.5 per cent pure and can be easily shaped to create pretty much any type of jewellery. The material is also hypoallergenic, which means it will not irritate your skin. Some sterling silver jewellery is made from recycled silver. This means that sterling silver jewellery can be a great environmentally friendly choice for jewellery.