Correct

头绳

/ tóushéng / 
Strokes

Definition

string to tie hair

Example

As a Noun

string for binding hair into a plait, bun, etc

1
Zài
在
biànzi
辫子
shàng
上
zā
扎
yī
一
gēn
根
hóngtóushéng
红头绳

tie one's plait with a piece of red yarn

As a Noun

knitting wool