full set of nail design pictures from 2015

Quick answer：

2015 was a year with a variety of nail design trends, including geometric patterns, neon colors, and metallic finishes. These designs often featured bold colors and unique shapes, reflecting the fashion-forward nature of the time. To explore the full set of nail design pictures from 2015, one could search for '2015 nail designs' or 'nail art trends 2015' online.