Amazon.com : WENNALIFE Wire Hair Extensions (Increase 50 。【Two Different Types of Wire, Soft & Solid】Each pack of wire hair has two spare wires. Fish line which is more solid and hard, and another is transparent elastic string which is more soft and flexibly. You can choose one of them as your needs. Upgraded wire hair extensions can adjust the length of the fish line according to the position of the hooks, and with 4 durable clip ins, whitch can be firmly fixed on the head and not easy to move 【Wear it in 5 Minutes】 Even a novice can master how to wear HOTBANANA Wire Hair Extensions in home at first attempt. It is ideally suitable for daily wear, imagine it just takes you a couple of minutes before you go to work or go on a date! No need to afford high price, a piece of fish line hair extensions just costs you a fraction of money that you spend in local hair salon, you can finish it by yourself 【Volume up & Blend Naturally】The transparent line could be“hidden”in your hair. Wire hair extensions real human hair has various of colors for your selection, so you can choose the nearest color to match your own hair. As it is set between an upper layer and a lower layer of your hair, the wire hair extension can be blended nicely with your own. That would create extra volume and give you a fluffy effect