OPI is one of the most successful nail brands in the world, if not the most. Founded in 1981 as a dental supply company, OPI entered into the world of nail care through the professional industry and has excelled at nails ever since! Renowned for their high-quality nail polish, varnish, lacquers and treatments with a range of unrivalled colours and shades to suit every style and look. All OPI polishes are free from DBP, Toluene and Formaldehyde.