?Hassle-Free Service?The package contains one 70s shaver head. You can choose to return or exchange the product within one month if there is any problem with the product, if you have any questions that need to be answered, please contact us directly, we will provide you with service immediately. ?Easy to Install?Press both sides to click on the shaver head. Just click on the new shaving heads on the shaver to install. ?Waterproof Build?Waterproof quality material for wet and dry use which can provide an efficient and stable hair remover experience for your shaver, just like the original shaver head. ?Professional Head?The S3 shaver head adopts floating lock, precise tooth comb technology and bionic mesh design, which fits your skin perfectly, bringing you a more comfortable and efficient shaving experience. ?Compatible Shaver?Compatible with Braun electric shaver series 3 for 3000s, 310s, 3040s, 3050cc, 3010s, 3070cc, 3080s, 3090s, 350cc-4, 370cc-4, 380s-4, 3090cc, 320s, 330s, 340s, 360s, 380s.