The Detangler Comb (2.75 inches tall x 9.75 inches long) is wonderful for detangling wet or dry hair. Especially effective on thick, long hair.nCombs are sanitizable: feel free to wash this comb in warm water with antibacterial soap.nReduces frizz, glides through hair easily, ergonomically designednDoes not leave reside on handsnPackage will secure oil and keratin for 3 years; once opened, the keratin and oils very slowly evaporates over timenAn innovative collection of combs created with a special blend of Argan and Olive oils and Keratin protein infused in the proprietary resin for healthier looking hair with improved manageability. Helps control frizz leaving behind a silky finish and brilliant finish.