What's 180 density wig meaning? From the name "180 density wig", it can be understood that the density of this kind of lace front wig is 180%.For women who like to create curly hair, 180 density wigs are very popular. However, 180 density wigs are more expensive than 130 and 150 density wigs. Because more hair strands are needed to make them.180 density wigs may be heavy for some people. However, if you want to try out some hairstyles that need more hair, 180 density wigs are your best choice!