HH Simonsen Carbon Clips is the optimum choice for hair professionals. Made from the exclusive and durable carbon material, the clips boast an abundance of features that make them better than most other clips:Pointed under surface, which makes it perfect for sectioningThe clips can handle up to 140 degrees without deformingStrong spring and pointed teeth on the inner side of the clips that cling on to the hair to prevent it from slipping The clips will not be discolored