?Kindly Note?This product is not authentic, not authentic, not authentic, but can be 100 compatible with alternative razor heads. ?After-Sales Packaging?You will get 1 blade and 1 brush.If you have any questions replacement heads, please contact us in time, we will be happy to solve you. ?Regular replacement and blade sharpness?Reciprocating blade, there will be a running-in period in the early stage. If it feels like it takes longer to shave, that's normal! The more you use it, the sharper it gets! For best results, in order to maintain the good performance of the razor, please clean regularly, it is recommended to replace the razor head within 12 months. ?Material?This product is made of stainless steel material, waterproof and easy to clean,Stainless steel knife mesh and skin can be perfectly fit,do not harm the skin, so that you have a good shaving experience. ?Multi-compatible? 32B Replacement Heads for Electric Shavers Series3 Shavers 301S, 310S, 320S, 3010S, 3020S, 3050cc,3070cc,etc, no matter which one you use, the replacement head can be replaced.