Nitrile rubber is impervious to sterilization solutions, perms, conditioners, shampoos, oils, water, and more, and it can be sterilized whether wet or dry.

• Krest All Purpose Comb - #420
• 7" flat/ square back styling, cutting comb
• Ruler back
• Nitrile rubber - 100% professional material
• Will not absorb sterilization solution, perm, conditioner, shampoo, oil, water etc
• Can be wet or dry sterilized
• Teeth are perfectly matched to eliminate drag split ends or scratching