El Cabell, Easy to Fix Attachment: Clip-In Can Be Permed: No It is Just a Chignon Pony Tail and It is Made by Short Hair Unit Weight: 90g/piece. Please check the size picture before you buy it.It can be fixed very easily and quickly. By this you can change color,style and length of your hairs. It is very useful on the special occasions like wedding,birthday party,college party. You can use it casually too. This is very helpful for those who have low count of hairs and they want to look more beautiful. It never harm your hairs and protect your hairs from other chemicals which you use for making styles instant ready to use, hair look changer are some of the main feature of this hair extension. Please handle it with care and do not comb harshly for long life of product. It can be re-used again and again if stored properly. It is very high in trend these days.