Kester Black is Australia's most ethical beauty brand and an iconic nail polish brand. Kester Black designs and produces ethical, sustainable cosmetics and nail care. Their products have an impressive selection of accreditations such as Choose Cruelty Free, International Cruelty Free, Vegan Society, Australian Made and B Corporation. The design of the brand is beautiful and the selection of nail polish colours to die for. The already iconic long-lasting natural lipsticks are a Nourished favourite. Kester Back nail polish is 12-Free™ which means they strips out a lot of bad stuff. While no nail polish can ever be fully free of chemicals, their 12-Free™ brand does not contain formaldehyde, toluene, DBP, camphor, formaldehyde resin, xylene, parabens, fragrances, phthalates, ethyl tosylamide, triphenyl phosphate and animal derived or tested ingredients.