Clip-In Hair Extension. Flame Retardant Fiber Step 1 Separate the portion of your hair and then insert the Clip In Hair Extension. Step 2 Gently press the Clip In Hair Extension into place Step 3 Comb natural hair over the Clip In Hair Extension for a perfect blend. Available in all colors! Shake N Go Freetress Clip-In Hair Extension 18" (1pc) newitem128889386$2.99Color: 11B2273033144613PINKBURGBRONZCHESTNUTGINGERORANGEGREENPURPLEYELLOWSCOTCHSUNSETBLUEP1B/30P27/613