The basic set of nail art: To create a foundation, using this nail prep kit to prepare the nail plate is the most crucial step in any professional manicure! The dehydrator nail prep can clean the nail surface. The gel nail polish primer can enhance the stickiness of the nail surface, and help the mani products not lift and be long-lasting for more than 28 days. | Nail tech must-haves set: Modelones base and top coat are used together which can increase the adhesion of nails and color gel, make your nails glossy, shiny and avoid nicks, chips, and smudges. (It is normal for a base coat that keep sticky after curing, which will make a better adhesion between nails and gel layers.) | Healthy ingredients: The formula of ACID-FREE is safer for nails, without burning sensations and irritating odors. They are great for healthy or sensitive skin. It is suitable for starters to DIY gel nail designs at home. | Compatible with all mani-products: They can use with all gel nails, acrylic powder, extension gel, cuticle oil, acrylic nail supplies, gel x nail kit, and liquid systems, as well as any artificial nail art. And works great with all leading professional nail care brands in the market. | Notice: It may cause an allergic reaction to skin contact in rare cases. A Skin Test before use is necessary. Stop using immediately once feeling uncomfortable! Please feel free to contact us if you meet any problems. We are more than happy to help you out.