Show off your beautiful nails with the House of Color Let's Chalk About It Nail Lacquer from China Glaze. China Glaze is dedicated to providing the highest quality of globally rich, on-trend, innovative color lacquers and treatments. The unique lacquers contain China Clay as a nail hardener, which is the same material that gives porcelain its shiny finish, so you can have long lasting color that shows off your fun and individual side.