Crackle Nails Tips can be used instead of regular nails tips to make the nicest decorated nails. Crackle Nail Tips can be used instead of regular nail tips, to make beautifully designed nails. Crackle Tips can be made in acrylic, gel, fiberglass or silk, and durability is as long as normal nail tips. A quick way to get beautiful nails if you do not have the time to design all the way from the bottom. Cracle tipping is super beautiful and available in all colors.