OPI Nature Strong Nail Polish - It's Ashually OPI 15ml

Vegan and cruelty-free formula containing no animal derived ingredients for a kinder beauty routine.

Made with up to 75.6% natural origin ingredients sourced from nature for a pure formulation.

Provides long-lasting, chip-resistant wear with high shine that lasts up to 7 days.

Highly pigmented color that does not fade and applies just like regular nail lacquer.

"The Mechanics of Mechanical Watches and Clocks" presents historical views and mathematical models of mechanical watches and clocks. Although now over six hundred years old, mechanical watches and clocks are still popular luxury items that fascinate many people around the world. However few have examined the theory of how they work as presented in this book. The illustrations and computer animations are unique and have never been published before. It will be of significant interest to researchers in mechanical engineering, watchmakers and clockmakers, as well as people who have an engineering background and are interested in mechanical watches and clocks. It will also inspire people in other fields of science and technology, such as mechanical engineering and electronics engineering, to advance their designs. Professor Ruxu Du works at the Chinese University of Hong Kong, China. Assistant Professor Longhan Xie works at the South China University of Technology, China.

Complements your manicure and pedicure when used with OPI vegan top coat, base coat, and cuticle oil.