Snuggle into the wondrous winter hues of China Glaze's 2013 Holiglaze Collection! China Glaze's unique lacquers contain China Clay as a nail hardener, the same material that gives porcelain its shiny finish. These glossy lacquers are phenomenal for lasting strength, durability and overall gorgeous nails. For a flawless application every time, use these quality formulas with its optimized 440-strand brush. Nothing says the perfect nail like China Glaze.