This blade uses 3 layers of high-quality inductive nano-blades. The blades are treated for a smooth shave. Double lubricating strip secretes more lubricating fluid and makes shaving smoother. 3 blades provide a shave you barely feel. This is a high-quality and cost-effective replacement blade/head. [Front Hinge Technology] Front Hinge technology provides greater angular flexibility and sensor head, which follows curves like water, making the shave cleaner. Front pivot transfers pressure from your hand away from the blades for better skin comfort. The compact head helps you reach all hard-to-shave areas. [Mach 3 Blade Refills] The 3-layer men's blades are universal, convenient, and fast to meet your needs, the elastic sensor blade helps detect irregularities on the facial skin. Although not genuine, it has almost the same powerful shaving ability. It is an alternative to more expensive razors. [Anti-clog Design] Anti-clog design for quick rinsing. This blade uses 3 layers of high-quality inductive nano-blades. The blades are treated for a smooth shave. Double lubricating strip secretes more lubricating fluid and makes shaving smoother. The compact head helps you reach all hard-to-shave areas. [Package & Service] You will receive Mach 3 Blade Refills, which can meet your needs and reduce the hassle of frequent head changes. Color: Material: plastic+metal Package contents: 48 X Head Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The allowed measurement error is +/- 1-3 cm.