Specification: Weight: 2g approx. Material: Powder Color: Grey,Gold,Rose gold Package Contents:1 box Nail powder Usage method: To achieve chrome nails (the easiest and best way): -You must use this product with a tack-free soak off gel topcoat. 1. Apply whatever color gel polish to the nails or enhancements you'd like, and cure. Do two coats if necessary. 2. Apply a tack-free soak off gel topcoat, cure. (make sure it's fully cured) 3. Apply the chrome powder using the silicone tools, your gloved finger, or a sponge applicator. Apply lots of pressure and rub until it's perfectly smooth with NO SHIMMER. 4. !!!! IMPORTANT !!!! (this keeps the chrome from shimmering or glittering) Clean any excess product from around the nail using a nail brush, lint-free wipe, or your table towel. 5. Topcoat using the same tack-free soak off gel topcoat, OR for extra protection, coat with a builder gel. You can also use them to decorate your home, cell phone's case, glasses, made card, body art, etc.