COMFORTABLE CLOSE SHAVE: The electric HQ8 series shaving heads with upgrade double layer premium fine steel blades, its sharp but wont damage the skin, great for men a close comfortable shave Easy to clean, easy to change, replace your blades every 6 months for Optimal Performance. DUAL PRECISION TECHNOLOGY: The electric shaver replacement heads blades for Philips are dual precision cutting system with lift and cut technology, ultra thin heads with slots to shave long hairs perfectly. 100% BRAND NEW AND PREMIUM QUALITY: 3PCS/Lot, these Shaver Heads Replacement Rotary Blades are 100% brand new with high quality, adopted special premium fine steel materials, durable for a long time use. COMPATIABLE WITH MODELS: HQ8445 HQ8825 HQ8830 HQ8845 HQ8850 HQ8865 HQ8870 HQ8875 HQ8880 HQ8885 HQ8894 HQ8890 HQ8140 HQ8155 HQ8160 HQ8170 HQ8240 HQ8260 HQ8270 HQ7120 HQ7140 HQ7160 HQ7180 HQ7290 HQ7240 HQ7320 HQ7340 HQ7360 HQ7380 HQ7390 HQ7310 HQ7100 HQ720 HQ6075 HQ6090 HQ6095 HQ6070 HQ6071 HQ6073 HQ6080 HQ5705 HQ5710 HQ5715 HQ9070 HQ9080 HQ9090 HQ9190 HQ9160 HQ9170; PT710 PT715 PT720 PT725 PT730 PT735 PT860 PT870 PT830 PT875 PT880 PT810 PT815; AT810 AT811 AT830 AT880 AT890 AT899 AT750 AT751. KINDLY NOTE GUARANTEE: These electric shaver heads blades arent manufactured by Original Philips, but they are work as well as the original Philips blades, please kindly rest assured that purchase. 100% dedicated to each buyer complete satisfaction, good quality promised, and besides, return, replace and refund service offered within 3 months. Wish you have a good buy experience