Tips - Like all artificial hairpieces, Considering the light and different monitors, the exact color may be slightly different from the color shown in the picture. We will try our best to describe the project in detail. Invisible Wire - An invisible wire allows the halo extension to lie smooth and flat on the head, making it comfortable and secure. Get beauty and confidence in seconds, instant new look and no one will find your secret. Easy to Use- Unlike the traditional clip in hair extensions, this one-piece halo hair extension is lighter and more comfortable without clips, and really easier to apply and remove without any extra help in a few minutes. Material - 100% Synthetic High Temperature Fiber. No clips, no glue, no tape, which is harmless to your hair. Add the length, volume and fullness to a ponytail or a bun just in seconds. Smooth and less tangled, not heavy. Specifications - Length: About 18/20Inch; Weight: About 4.2/4.4Oz; This wavy curly halo hair extension has a variety of colors. You can choose the color suitable for your hair, which can increase your charm.