Multi-density Comb / Comb

When the transplacement occurs,the density will become twice as much as that of the previous.
You only need to hold the comb with one hand and push it gently,then you can achieve the effect.
There are different colors among the appeared parts,which remind the user of the density conditions.
The comb teeth is specially armed with stiffener,which asists in strengthen the intensity;moreover, it is designed with round corners on the top end of the comb teeth,for the purpose of lowering the damage of the comb to human's hair.