[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 facial contours, allowing closer contact with the beard and easier handling of different angles for a close shave. Effectively manages various beard growth directions. [Anti-Allergic]: Designed with skin-friendly materials and construction to help minimize skin irritation. Suitable for most skin types. The shaving heads and foils are built to be gentle on the skin. [Installation Tips]: The RQ11 shaving head is durable and does not require frequent replacement. After installation, apply a small drop of baby oil on 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 settings may cause slight color variations between the image and the actual item. Measurement may vary by +/- 1-3 cm.