[HIGHER QUALITY] :Replacement Shaving Head & Cutter Blades with Hypo-Allergenic Silver Foil Head with Bump Prevent Technology. Item length: 1.38 inch [Affordable]: 2-pack, affordable , let you spare one for your [Fit model]: This Single Replacement Foil and Cutter compatible with 17150 Pro foil .When the foil and cutter are dull, you can change it [How to use]: the replacement package includes a hypo-allergenic gold foil and cutter bar assembly,Designed to the closest shave possible without being painful or irritating Octagonal foil shapes feed hair better. Dual, drive shafts on each cutter blade for optimum performance. Perfect for stylists not in straight shaving to achieve - shaves. Replacement foil and replacement cutter packaged for the pro foil . Color: As shown Material: plastic + metal Package Contents: 2 x head 4 x blade Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.