Razors & Razor Blades features: This item is a pack of 3pcs replacement shaver heads, which is made of stainless steel and plastic. It is compatible with Norelco Spectra shavers, great to replace your old or damaged shaver heads. Features Color: Silver Material: Plastic and stainless steel Size:2.20X2.20X0.50cm/0.86X0.86X0.20inch Compatible with Norelco Spectra shavers Great to replace your old or damaged shaver heads Application type:HQ8445 HQ8825 HQ8830 HQ8845 HQ8850 HQ8865HQ8870 HQ8875 HQ8880 HQ8885 HQ8890 HQ8894 HQ6090 HQ6075 HQ7290 HQ7240 HQ7120 HQ7140 HQ7160, etc. And the latest shavers of 2008 year, HQ7320 HQ7340 HQ7360 HQ7380 HQ7390 Suitable for product model:HQ7100, HQ7140, HQ7160, HQ7180, HQ7200, HQ7240, HQ7290, HQ7742, HQ7760, HQ7762, HQ7780, HQ7782, HQ8830, HQ8850, HQ8870, HQ8880, HQ8882, HQ8890, HQ8894, HQ7300, HQ7320, HQ7340, HQ7360, HQ7380, HQ7390, HQ7740, AT750, AT751, AT890, AT891, HQ7120, HQ7141, HQ7142, HQ7143, HQ7165, HQ7260, HQ7345, HQ7363, HQ7330, HQ7350, HQ7363, HQ7800,HQ7810, HQ7890, HQ8445, HQ8825, HQ8845, HQ8865, HQ8875, HQ8885, HQ8893, PT730, PT735, PT860, PT870 PT720 PT725 Note: Please rotate it for a few minutes before use it.