Features13 Cutter Head: Comes with 3 cutter head, large shaving area allows for a fast and efficient shave, will not pull or stuck beard, safe and comfortable to use. 2Regular Replacement: For good shaving performance, it is recommended to replace the shaver acessory every 12 months. Sharp and efficient. 3Applicable Models: Suitable for Philips PT series, HQ7 series, Q6 series, HQ8 series, S3 series, AT series, perfect replacement head, simple and practical. 4Portable Design: Easy to clean, can be easily installed on shaver body, bring you convenience. Light weight and portable, perfect for home use and hair salon. 5Stainless Steel Material: Razor head adopts excellent stainless steel material, safe and eco friendly, rust and corrosion resistant, firm and wear resistant, durable.SpecificationItem Type: Replacement Shaver HeadMaterial: Stainless SteelApplicable Models: Fit for Philips PT series, HQ7 series, Q6 series, HQ8 series, S3 series, AT seriesFor PT720, PT725, PT726, HQ7310, etc.Package List3 x Shaver Head