Light & Strong | Antibacterial | High Tolerance | Waterproof.Bamboo is the worlds most versatile plant. A natural material, made from the pulp of the Bamboo grass, holds many unique properties:Light & Strong.Antibacterial – Bamboo contains a unique anti-bacteria and bacteriostasis bio-agent called Bamboo Kun.High Tolerance – Produced with high temperature and pressure carburizing, enhancing its shape retention and durability.Waterproof – The surface of the comb undergoes a special process to repel water and prevent oil absorption.