The acrylic powder is mixed with the acrylic liquid and a brush in small balls distributed piece by piece on the nail. After, the nails are air-dried. The drying time depends on the ambient temperature in the nail studio and therefore varies from customer to customer. You do not need UV curing lamp. Acrylic nails are very tough and resilient. The acrylic powder Clear, Rose, White gives the nails a natural look and is beautiful.