How To Blending Clip-Ins and Short Hair : Less versatile and open for extensions is the label that short hair has wrongfully earned. Those with short hair pigeonholed into only using glue. Tracks or sew-ins. Clip-ins have not been a long time friend of shorter hair, and the clips are enormous, hard to hide, and even harder to keep in your hair all day. But fear not, there are ways to blend clip-in extensions in short hairstyles.