[Product Compatibility]: Suitable for RQ11 2D models: RQ1150 RQ1151 RQ1155 RQ1160 RQ1180 RQ1190 RQ1160CC RQ1180CC RQ1131 RQ1141 RQ1145 RQ1175 RQ1195 RQ1150X RQ1160X RQ1180X and more RQ1190X RQ1180X and more [Smooth Shaving]: Three 360° floating heads can be used to adapt to the curve of the , allowing the blades to fit more closely to the beard and easily handle different angles of the for a close shave. Easily handles different facial angles of beard [Anti-allergy] We use skin-friendly materials and processes to manufacture our heads and nets to avoid skin sensitivities, no need to worry about causing allergies to your skin, our RQ11 shaving heads can be used on any skin type. [Installation Tips]: The RQ11 head is wear-resistant, so there is no need to change the tool head frequently. After installation, place a small drop of for on each blade and let the razor run for 10 seconds, this will help you. the razor works more smoothly. Color: black + silver Material: plastic + metal