【30+ Days Long-lasting】BTArtboxnails X-COAT TIPS FRENCH PROTECTING BUILDER GEL are made with a professional formula that has been adjusted over many tests, which can provide ultra-protection for FRENCH X-COAT TIPS, extend the longevity of french x-coat tips for 30+days, and prevent fade, peeling, chipping, cracking, and lifting. | 【Quick Application】Builder gel for nails design with a clear, high self-leveling formula and premium built-in brush, you can easily spread the french x-coat tips surface and edge, then cure it under UV lamp for 45-60 seconds to fully dry. The last step is to apply top coat then cure. That's it - you're done : ) | 【Package Including】Bottle No.1 - Nail Builder Gel, for protect your french x-coat tips, apply it before applying the top coat gel is necessary. (This item only include builder gel 15ml*1) | 【Healthy Materials】BTArtboxnails x-coat tips french protecting builder gel are made of healthy materials. Please Note: Skin test before using, stop using if allergy occurs, avoid eyes and mouth contact. | 【Service Guarantee】BTArtboxnails product is brand new and sealed tightly. If the item you received is not brand new, damaged, defective or has missing items, please don't hesitate to contact us for help.