In two years, your Philips shaver heads cut up to 9 million hairs on your face − replace the shaver heads and get your electric razor back to 100% performance Powerful performance in every pass, with 45 high-performance self-sharpening SteelPrecision blades made of Swedish steel for up to 90.000 cutting actions per minute* To ensure optimal performance of your face shaver, use only genuine replacement Philips Shaving Heads that are made in Europe Compatible with angular-shaped Philips electric shavers S5000 (S5XXX) and S7000 (S7XXX); not compatible with the rounded Series 5000 The product replaces RQ12/70, RQ12/60, SH60/70 and SH70/70 shaving heads This set includes 3 shaving heads with SteelPrecision blades