he Philips Replacement Shaving Head 9000 Series SH91/50 is designed for use with the Philips 9000 Series and 9800 Series shavers, specifically the S9000 and S9000 Prestige models. Here’s a detailed breakdown of its features and benefits: Key Features: Colour: Silver Compatibility: Compatible with Philips 9000 Series (S9000, S9000 Prestige) and 9800 Series shavers. Series: SH91 9000 Series. Blades: Equipped with 3 high-quality shaver blades for a precise and comfortable shave. Replacement Recommendation: Replace shaver heads every 2 years to maintain 100% performance. Durability: Over two years, the shaver heads can cut up to 9 million facial hairs. Benefits: Powerful Yet Gentle: Delivers a powerful shave while being gentle on the skin. Advanced Precision: Ensures a closer and more precise shave. Easy to Use: Simple replacement process to reset your shaver and restore its performance. Optimal Performance: Regular replacement ensures your shaver operates at peak efficiency. Compatibility: Fits Philips Shaver Series 9000 (S9xxx) and S9000 Prestige models. Maintenance: Regularly clean the shaver heads to maintain hygiene and performance. This replacement shaving head is an essential accessory for maintaining the performance and longevity of your Philips 9000 or 9800 Series shaver. By replacing the heads every two years, you ensure a consistently close and comfortable shave