★ Specification: Material: Steel/Carbon Fiber Colour: BlueSize: 19cm * 4.5cm Function: Thin & Thick hair, trimming, split ends, etc. ★ Feature&Function: 1. Hair Cutting 2. Hair Thinning 3. Hair Brush 4. Sharp Blades, Can be Replaced ★ Blade change procedure: 1. Push the cover forward and remove 2. Replace the blade, pay attention to press the blade according to the convex part 3. Cover and postpone Note: For the sake of user experience and safety considerations, the outer cover of the comb replacement blade is designed to be relatively tight and needs to be pushed hard (or first twist the comb horizontally up and down a few times before pushing the outer cover) ★ Package list : Razor comb* 1 （Contains edged blade* 1） ★ Caution: The blade is very sharp, please be careful not to put this product near children.