[Product Compatibility]: Compatible with RQ11 2D models: RQ1150, RQ1151, RQ1155, RQ1160, RQ1180, RQ1190, RQ1160CC, RQ1180CC, RQ1131, RQ1141, RQ1145, RQ1175, RQ1195, RQ1150X, RQ1160X, RQ1180X, RQ1185, RQ1190X, RQ1195 and other compatible models [Smooth Shaving]: Three 360 floating heads conform to facial contours, allowing closer contact with the beard and enabling efficient shaving at various angles [Anti-Allergic]: Designed with skin-friendly materials and construction to help reduce skin irritation; suitable for use on various skin types [Installation Tips]: The RQ11 shaving head is durable and does not require frequent replacement. After installation, apply a small drop of 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: The package includes only the items listed above. Other accessories are not included. Note: Lighting and display settings may cause slight variations in color between the product image and the actual item. Measurement may vary by +/- 1-3 cm.