Flexible and strong, long service life. Easy to install good quality,Clean the razor before installation. Please make sure you are using your razor model. By replacing the razor with a foil and a knife tip For Braun 11B Series 1/ 110/ 120/ 140 /815 /835/ 5683/ 5684 /5685 your razor remains the great performance. Colour:Black+silver Material:Plastic + Metal Package Contents: 1 * Shaver head 1 * Blade Cutter 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.