HealthAndYoga PureTress Dual Tooth Neem Comb is Suitable for Hair Styling as well as Detangling. It has well rounded teeth. Does not pull hair or scratch the scalp. Neem wood has properties that inhibit the multiplication of germs when they come in contact with skin so PureTress Comb will not only add shine to hair make scalp healthy but also prevent lice and germs on the head. Natural organic wood- Comb may change shape with time depending on water and heat exposure. May need change in 6 months to 1 year. Suited for all hair types. Can be used on wet or dry hair. Takes a couple of days of getting used to a wooden comb.