[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 more [Smooth Shaving]: Three 360-degree floating heads conform to facial contours, allowing blades to closely follow the beard and effectively capture hair at various angles for a close shave [Anti-Allergic]: Designed with skin-friendly materials and mesh to reduce irritation; suitable for most skin types, including sensitive skin [Installation Tips]: Shaving heads are wear-resistant and do not require frequent replacement. After installation, apply a small drop of oil to each blade and run the shaver for 10 seconds to ensure smooth operation Color: Black + Silver Material: Plastic + Metal Package Contents: 1 x Shaving Head 1 x Cleaning Brush Note: Light and display settings may cause slight color variations between the image and the actual item. Measurement may vary by +/- 1-3 cm