Material: Remy human hair ( Can Be Dyed,Curled,Straightened,And Washed.)Net Weight:12"/14"--55g 16"--65g 18"/20"--70g 22"--75gType: One piece clip in hair extension human hair1. V Shape Design: Thicker and V shape design allows the extension to lie smooth and flat on the head like a secret headband.We adopt advanced sewing technology, less shedding and tangling, full from top to the end which will make you more charming and elegant.2. Convenient To Use: Can Apply 3/4 Full Head Easier Just With 1 Pcs, Easy To Use By Yourself Without Help, Adding Length And Volume In Seconds.3. Specifications: Normally 1 Pack Of Clip In Hair Extensions Is Enough For Full Head Attachment, 2 Packs For Thin Hair.4. Ways Of Wearing: Position the clip hair extensions on your head like a headband, secure them with 5 clips. After teasing your hair, you only need to clip the hairpiece in your hair, then a couple Of pins to secure It, and you could even wear it high on your head or wrapped low towards the nape of your neck or wrapped in a bun or a ponytail.