JINsoon Dulcet in Dulcet. JINsoon Dulcet in Dulcet. JINsoon's Nail Lacquer line embodies everything that a great nail polish should be. Founder Jin believes that nail polish should be healthful and eco-friendly yet equally enduring. Formulated with high-tech polymers and resins, each JINsoon Nail Lacquer offers rich, lustrous color payoff with striking brilliance, intense shine, and a chip-free finish.. In Dulcet - toffee beige. 10-free, vegan & cruelty-free. Free of Formaldehyde, Toluene, DBP, Formaldehyde resin, Camphor, Xylene, Ethyl Tosylamide, Triphenyl Phosphate, Parabens, and Lead. 0.3 oz. Apply 2 coats for rich, lustrous color payoff. JINS-WU23. C102. Jin Soon Choi is one of the most influential nail artists in the industry and crowned the Nail Guru. She has earned a loyal following as the go-to manicurist of top editors, photographers, designers, and celebrities. The JINsoon Nail line embodies everything that Jin believes a great nail polish should be. Drawing on her many years working on fashion shows, photo shoots, and owning four spas, Jin created nail polish that is the answer to all of the suggestions and insight she's gathered. Jin believes that nail polish should be healthful and eco-friendly, but also as enduring as possible.