ComfortCut: 360 Degrees without Dead Ends. Gently, painlessly, and cleanly remove your beard while perfectly protecting your skin from scratching. High-quality replacement heads compatible with SH71 models, offering performance at a fraction of the cost. Razor unit not included. Compatible with Shaver models S7782, S7788, S7371, S5588, all Series 7000 (S7xxx), and angular-shaped Series 5000 (S5xxx). Restore your shaver to optimal performance by replacing the shaving heads. For best results, after installation, apply a small drop of baby oil on each HQ8 head and run the shaver for 10 seconds to ensure smooth operation. Less cost, less worry, less time, less difference. Color: silver. Material: stainless steel. Package includes: 6 x shaver blades. Only the items listed are included; other products are not part of the package. Note: Lighting and display differences may cause slight variations in color between the image and the actual item. Measurement error allowance: +/- 1-3 cm.