4 different sizes? in one pure plastic baby + mother hair combGood to comb your baby hair to avoid it tangling so as to avoid your baby feeling pains while combing itIt is good also as it does not have too small mouth but average to comb your baby hair till it is softIt is also big enough to comb mothers hair as it is pure plastic?It is also a very good gift pack to be added to new mother gift or baby giftIt is made with pure quality plastic that does not easily breakuniquely made to serve all hair textureGood to buy and sell in your storeIt is a moving product.