Product Description Keep your electric shaver and hair trimmer in the best shape with genuine Philips Shaving Heads. Replace them when it's time and get your shaver back to 100% performance. There are 45 self-sharpening MultiPrecision blades made of Swedish steel for the best shaving performance. Use only genuine Philips Shaving Heads made in Europe ? as there are up to 90.000 cutting actions per minute, the highest quality is a must. Check whether your device is compatible with the product. SH50/50 replaces HQ9/50, HQ56/50 and RQ11/50 shaving heads. Brand Story By Philips