1: For maximum shaving performance, it is recommended to replace your shaving head 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,Clean the razor before installing 5: Compact and portable: being so mini and light-weight, this product does not take much space and can be easily taken away. Fitment:for HQ7120 HQ7310 HQ7320 HQ7330 HQ7350 HQ7360 HQ7380 HQ7390 HQ8 Razor Blade Colour:Silver/White Material:Plastic+Metal Package Contents: 1 * Shaver Head 1 * Clean Brush 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.