[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-degree floating heads contour to the face, allowing blades to closely follow facial curves and effectively capture hair at various angles for a close shave. [Anti-Allergic]: Designed with skin-friendly materials and construction to help reduce irritation and minimize the risk of skin sensitivity. Suitable for use on most skin types. [Installation Tips]: The RQ11 shaver 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 optimize performance. 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 product image and actual item. Measurement may vary by +/- 1-3 cm.