Easy to install. Clean the razor before installing.Compatible With: Model: 1 110 120 130, 130s-1 & 815 Type 5683. Model: 130s-1, 140, 150, 150s-1 & 835 Type 5682, 5684. Model: 140, 150 & 150s-1 Type 5685Please make sure well your razor model.Model Number: For Braun 11B 684SeriesProduct Type: Electric Shaver PartsModel: 11Bsize:4.6*4*3.8cmMaterial:ABS+stainless steelcolour:Black + silverPackage Contents:1 * Shaver Replacement Foil1 * shaver Blade HeadOnly 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.