... combo file; 4: Easy to apply. 1: arcylic nails,3d nail arts,nails,french nail,false nail,finger nail,nail designs;2 ... use application tool.HOW TO APPLICATION:1: Clean and buff nails lightly.2: Select an artificial nail that fits your natural ... artificial nail at the edge of natural nail.Hole firmly for 10-15seconds.5: Trim nails to desired length. acrylic nails