MaterialThe hair straightening comb is made of PP material, lightweight and durable.TechnologyThis hair straightening comb uses negative ion technology to effectively reduce static electricity and make hair smoother and shinier. It has 4 adjustable settings and is wirelessly designed, making it portable and easy to use.FeaturesCurling comb with constant temperature setting, anti scalding tooth comb, strong grip.ApplicableSuitable for office workers and students, providing convenient hair styling solutions for fast paced lifestyles. Gentle heating design avoids damage to hair caused by overheating and provides better protection.ScopeSuitable for home use and easy to carry to the office, school, etc. to ensure you always maintain a neat hairstyle. Specification: Material:PP Size Chart: 4.5cmx20cm/1.77inchx7.87inch Package Includes: 1 Hair Straightener Note: Please allow slight errors due to manual measurement and different monitors.