[Product Compatibility]: Fits RQ11 2D models: RQ1150, RQ1151, RQ1155, RQ1160, RQ1180, RQ1190, RQ1160CC, RQ1180CC, RQ1131, RQ1141, RQ1145, RQ1175, RQ1195, RQ1150X, RQ1160X, RQ1180X, RQ1185, RQ1190X, RQ1195 and more [Smooth Shaving]: Three 360° floating heads conform to the contours of the face, allowing closer contact with beard growth and enabling efficient shaving at various angles [Anti-Allergic]: Made with skin-friendly materials and processes to help reduce skin sensitivity; designed for use on all skin types [Installation Tips]: The RQ11 shaver head is wear-resistant, reducing the need for frequent replacements. After installation, apply a small drop of baby oil to each head and run the shaver for 10 seconds to ensure smooth operation Color: Black + Silver Material: Plastic + Metal Package Contents: 1 x Shaver Head 1 x Cleaning Brush Note: Light and display differences may cause slight variations in color between the image and the actual item. Measurement error allowance is +/- 1-3 cm