[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]: Features three 360-degree floating heads that adapt to facial contours, allowing blades to closely follow the beard line and provide a close, comfortable shave on various facial angles. [Anti-Allergic]: Designed with skin-friendly materials and construction to help reduce irritation and sensitivity, making it suitable for most skin types. The shaving heads are gentle and safe for regular use. [Installation Tips]: The RQ11 shaving head is durable and wear-resistant, reducing the need for frequent replacements. After installation, apply a small drop of baby oil on each blade and run the razor for 10 seconds to ensure smooth operation. Color: Black + Silver Material: Plastic + Metal Package Contents: 2 x Shaver Head 2 x Cleaning Brush Note: Light reflection and display settings may cause slight color variations between the image and actual product. Measurement may vary by +/- 1-3 cm.