Philips Shaver Replacement Blades SH30/61 *Instant purchase is welcome, no price reduction.* 【Compatible Models】 Philips Shaver 3000 Series (S3xxx series) Philips Shaver 5000 Series (S5xxx series) 【Lifespan】 Recommended replacement every 2 years (may vary depending on frequency of use and beard thickness) JAN: 8710103927044 *I do not have detailed knowledge of the functions. There is a possibility that the product information listed here is incorrect, so please be sure to check the product information from the model number before purchasing.* Although unused, please refrain from purchasing if you are sensitive to storage conditions as it has been stored by a private individual.