1: For maximum shaving performance, it is recommended to replace your shaving once every 12 months. 2: Made of high quality materials for durability 3: Delicate and exquisite, highly match the equipment. 4: Easy to install and remove 5: Compact and portable: being so mini and light-weight, this product does not take much space and can be easily taken away. Compatible models:HQ9160 HQ9170 HQ9190 HQ9100 HQ9140 HQ9161 HQ9160XL HQ9170XL HQ9170 HQ9195XL Colour:Silver & Black Material:Metal Package Contents: 1 * Replacement Shaver Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.