Wooden comb is made of 100% high quality natural green sandalwood. So it has a special wood scent, some people may don't like this odor. But please don't worry, it is non-toxic and harmless. Wood comb have ergonomic handles you easily can hold the combs.Each comb tooth of this styling comb is meticulously polished. The upgraded U-shaped tooth root is round and delicate, that will not hurt your scalp, giving you a comfortable experience.