Electric toothbrush For Philips Sonicare HX99 collection shell button water-resistant sticky label Parts Features:1. Solve the difficulty of button water leakage. Prevent the button from sinking and leaking. Prevent the button gap from entering the toothpaste and trigger the button to fail and can't be pressed. Compatible model: HX99xx series: HX9924/HX992P/HX9360/HX939/HX9901 ect Package included :1 pcs Electric toothbrush shell button waterproof decal