Feature: 1.buff nail / nail tip. clean and dehydrate nail with nail prep. 2.apply a very thin layer of bonder or natural nail primer if needed. 3.apply builder gel and cure for uv gel for tip overlays, free form sculpting and pedicure 4.nontoxic chemical stimulation, harmless of human body and nail. 5.with the same willfulness as the natural nail, flexible, easy to break. 6.no burning or yellowing, crystal clear, glossy and transparent. 7.durable, anti-alcohol, beautiful color will not fall off. Note: Pleaseallow1-2cmdifferenceduetomanualmeasurement. Duetolightandscreendifference,theitem'scolormaybeslightlydifferentfromthepictures.Thanksforyourunderstanding Ifyouaren'tsatisfiedwiththeitem,pleasecontactusbeforeyouleavethefeedback,thankyouforyoursupport