Brielle's Shells Charming HairJoy ExtensionAdd a pop of color to your look with Brielles Shells charm extensions in Teal Treasure. Simply press down on both sides of the hair clip to open it, then dig the clip into your hair, and press down to close! You can attach the clip higher or lower on your head to adjust the length. On average, the short extensions are about shoulder length, medium is chest length, and the long is below chest length.