Apres Silk Base 15 mL Create the perfect base for your Silk Cover to shine with the HEMA-free Silk Base. Apply Silk Base before Silk Cover application to allow for maximum high shine and sheen. Like every old Hollywood journey, it starts with a good beginning. Directions Apply Silk Base onto prepped natural nail or Gel-X Tip and cure for 30 seconds in LED lamp. Caution Avoid direct exposure to sunlight, LED and UV. It is recommended to clean bottles with alcohol only.