The unit has 4 units combs for added hold security . this is the natural state of hair easy to style. The frontal allows you part in the middle or on the side. This Swiss lace wig 150 % 13*4 and weft in the back for volume . Added straps for confidence. Hair can be colored and good for 3 years with good maintenance. 100% human hair can be dyed and bleached very well, not easy to shed and tangle.