If like us, you regularly have to wrestle your favourite Rouge Noir from over-zealous children, you might be interested to meet Nailmatics. Chemical-free, water-based varnish which magically disappears with soapy water, Nailmatics is available in a variety of fun colours, individually or in sets. Suitable for kids aged 3 and up. Exclusive to Smallable, the online kids department store.
£6.48 each; smallable.com