Brighter whites Powerful whitening agents keep your whites white while being gentle on the fibres. Protects colour from greying The unique formula neutralises dirt particles from the water, protecting the fabric from greying - wash after wash. How does brilliant white work? During the wash grime and dirt particles gradually form a layer of grey on white fabrics. As a result white clothes lose their intensity. Using Brilliant White sheets regularly helps to keep your whites brighter and prevents them from greying or yellowing.