Shaver head should be replaced every 18 months. Replacing your shaver head gives a 25% better shave. For performance; clean regularly Applicable Braun Razor Blade Accessories Knife Omentum 32B 3 Series Razor Ultra-Active-Lift Middle Trimmer cuts neck and chin hairs in fewer strokes High-quality Materials: Made of high-quality materials, so the shaver head is continuous, efficient and easy to use. Item No.: 32B Power supply: rechargeable Function: Shaver accessories Control method: manual replacement Suitable for: Braun Shaver Accessories 32B 3 Series Material:plastic colour:black Package Contents: 1 x Shaver base Only the above package content, other products are not included. Note: Light shooting 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.