- Wide Compatibility : These SH50 replacement heads are designed for the Shaver 5000 series, ensuring a perfect fit with models S5370/84, S5370/81, S5660/84, S5590/81, S5290/88, S5210/81, and Shaver AT790/40. - Precision Cutting System : Experience a high precision cutting system with a round head design that effectively protects your skin from irritation while delivering a close shave. - Latest Upgrade : The ultra-thin cutting head features specialized slots for tackling longer beards and holes designed for efficiently shaving the shortest stubble, providing versatility for various grooming needs. - Maintenance Tips : For optimal performance, after installing the replacement heads, apply a tiny drop of baby oil on each head and run the shaver for 10 seconds. This will help maintain smooth operation and prolong the life of your shaver. - Usage Scenarios : Perfect for daily grooming, these replacement heads are ideal for maintaining a polished look for work or special occasions. They are also beneficial for quick touch-ups before meetings or events, ensuring you always look your best. - Performance : Crafted for durability and efficiency, these replacement heads maintain the performance of your Shaver 5000 series, ensuring a reliable and comfortable shaving experience each time.