Package included: Builder Base + No Wipe Top CoatBuilder base can be used as Builder Gel & Base Coat & Nail Reinforce Lacquer. AIMEILI No Wipe Top Coat is used to seal all the color gel, and will dry with high-gloss finish result.21 days high-gloss wear. Mirror shine finish. No Nicks, Chips or Smudges. Requires drying under UV or LED Lamp. NOTE: AIMEILI builder base is thick formula, please keep it away from stronger UV lighting, such as sunlight or working UV/LED lamp, otherwise it would be easily cured inside bottle.Ingredients of BUILDER BASE: DI-HEMA TRIMETHYLHEXYL DICARBAMATE, HYDROXYPROPYL METHACRYLATE, HEMA, ISOBORNYL METHACRYLATE, HYDROXYCYCLOHEXYL PHENYL KETONE, VIOLET 2. Ingredients of TOP COAT: PEMP, Polyurethane acrylate, Thermoplastic polyolefins(TPO), 2-hydroxy-2-methyl-1-phenylacetone, Pentaerythritol tetrad (3-mercaptopropionate), DIMETHICONE, polyol acrylateBEWARE: May cause ALLERGIC REACTION. Please take SKIN TEST EVERY TIME before doing manicure. Stop using immediately once feeling uncomfortable! Also, please DO NOT over file down the nail plates or scrap off old polish with a sharp tool! The trauma required to remove the gel nail polish is quite significant. Once it occurs, infection can set in and cause problems.