General description Replacement Shaving Head & Cutter Blades designed for the 17150 ProFoil Lithium shaver. This 2-pack includes a hypo-allergenic silver foil head with Bump Prevent Technology, ensuring a close and comfortable shave without irritation. The octagonal foil shape enhances hair feeding, while dual drive shafts on each cutter blade optimize performance. Technical specifications Item length: 1.38 inch Material: plastic + metal Package Contents: 2 x shaver head, 4 x blade Measurement allowed error: +/- 1-3cm Compatibility and accessories Compatible with 17150 Pro foil shaver Usage Designed to provide the closest shave possible without pain or irritation Replace the foil and cutter when they become dull Other information