Not too green, not too blue – just right. This StayLAC Uv gel polish in the shade Petrol embodies the perfect blend of green, blue and gray and is an absolutely fashionable color that is perfect for any season. Use: 1. Gently mattify the nails with a buffer, remove any dust and wipe with Prep&Go Cleaner.2. Apply a thin layer of POWER BASE and cure in LED/UV lamp according to the table3. Apply a layer of UV gel polish in choosen color and cure in LED/UV lamp according to the table (the darker color, the longest curing time). Repeat this step to receive more intense color.4. Apply a layer of POWER TOP to make it super glossy and to secure the stylisation.5. Cure in LED/ UV lamp according to the table and remove any dust and wipe. StayLAC UV Gel Polish Petrol