Surgical Stainless Steel Blades- For long-lasting, consistent performance and precise results 10 Length Settings- The adjustable comb has over 10 length settings so you can find your best look FleXchange Technology- Swap in and out a variety of attachments for all of your grooming needs Compatibility- This attachment works with the following Remington rotary shavers: XR1330, XR1350, XR1370, XR1400, XR1410, XR1430, XR1450, XR1470