? CUSTOMER SERVICE: Any problem, contact the seller directly, we offer to replace or refund service. PLEASE NOTE, please do the skin test before using to prevent the allergic reaction. And our product is brand new and sealed well. If the item you get is not new or get damaged during the transportation, please feel free to turn to us for help~. ? REMOVE TIPS: If you want to change the nail art style and remove the nail extension gel, you can file the nail extension gel down and then buffer it. A nail drill machine will save you time and help to remove the nail in a faster and cleaner manner. ? LONG-LASTING EFFECT TIPS: MODELONES poly nail gel will last up to 2 weeks or longer with proper nail prep (filing, buffering, and cleaning). For better adhesion, you can also apply nail dehydrator and primer which can make the nail last much longer. What's more, you can refill your nails about every two weeks when the renew cuticle area grows. ? EASY TO USE: You won’t struggle to try to use our poly nail gel kit. The instructions for using the extension gel are detailed and yet simple to understand. No need to worry about messiness either, as our extension poly nail gel is easy to apply. ? ALL IN ONE KIT: 6*15ml amazing color gels, 1*10ml base coat, 1*10ml top coat, 120pcs Curved Dual Forms with 12 sizes,36pcs Straight Dual Forms with 12 sizes, 1*15ml slip solution, 1*File 100*180, 1*Dual-ended nail brush and spatula, Glitters, Rhinestones, 1*Instruction manual (Notice: Requires a nail lamp to cure which is not contained in the kit).