Long real 80% human hair 20% synthetic hair,the hair implanted with higher density,hair length 30 inches(from forehead to tip of hair in the back). Please keep the temperature of the curling iron at 248°F-266°F,curl heating for 10 seconds,slowly loosen the hair,after waiting for the hair temperature to cool,you will get perfect curls,the maximum cannot exceed 392℉ temperature on the hair. Suitable for cosmetology students or anyone to practice braiding,styling,curling,straightening,cutting,setting and marcel,setting updos,can be used with curling iron and straightener,it is an ideal choice for hairdressing students to practice. It comes with a free table clamp and packaged in a box,can also be mounted on the holder tripod to use. It's normal for all mannequin head will slight hair shed,this is not the quality issue,before using it,please comb the hair from hair tip,and then move up little by little,especially,new dolls head will shed a little more,but it won't happen after a few times. Please don't pull your hair by force,it is suggested to keep hair platted when not in use,please put it in the bag every time after you use it,after you use it for a long time,you need to clean it like a person's hair.