Keep your shaver performing at its best by replacing the shaving heads every two years. Over this period, your shaver heads cut an impressive 9 million facial hairs. With new replacement blades, you can restore your shaver to 100% performance and enjoy a closer, smoother shave. What’s Included: 3 replacement blades. 1 retaining ring holder. Key Features: Built-In Replacement Reminder: The shaving unit symbol on your Philips shaver will light up to indicate when it’s time to replace the shaving heads. Easy Replacement: Comes with a simple how-to guide for hassle-free installation. Eco-Friendly Recycling: Recycle your used blades by sending them to FREEPOST RSHJ-KRSA-UHGE, Philips Parts Recycling, Olympic Shavers, 6-8 Calverton Business Park, Hoyle Road, Nottingham, NG14 6QL. Compatibility: Compatible with Philips Series 1000, Series 3000, and Series 3000X electric shavers. EAN: 8710103767091 Upgrade your shaving experience with fresh replacement blades and enjoy a fast, close, and comfortable shave every time!