PRODUCT DETAILS: Ultra-fine powder, non-toxic formula for best chrome nails finish healthy nails. Color shift according base colors (black or white). Brilliant finish with true color as you observe. UV/LED lamp, and Gel Top Coat needed for chrome nails. 2+ weeks of wear with proper application. How to use: Prepare your nail base with any gel bases even clear base. Apply No-wipe LDS Top Coat and cure it under LDS UV / LED nail lamp. Use chrome nail powder brush to pick the powder and blend it onto your nails. Repeat the step 2&3 until you're satisfied with the effect. Seal it with Gel Top Coat and cure it under LDS UV / LED nail lamp. PLEASE NOTE: Color samples/ images may vary depending on different monitors and screens. It is up to the buyer to do their research for the product they are purchasing. Packaging may vary.