Braun 73S Series 7 Electric Shaver Head Replacement，Foil Cutter Replacement Head Gives You a Comfortable Dry or Refreshing Wet Shave, Adapt Your Shave Routine to Your Needs.You can choose to get a convenient dry shave or a more refreshing wet shave with gel or foam - even in the shower.Super convenient to clean, rinse under running water for fast cleaning.73S-Series 7 Replacement Foil & Blades Compatible with Braun S7 Replacement HeadThe 73s Replacement foil and cutter are compatible with Braun S7 Replacement Head,5764 7020s, 7025s, 7027cs, 7071cc, 7075cc and 7085cc and so on.73s Replacement blades for Braun s7 360 replacement head is a precision cutting system using lifting and cutting technology. This is a high-quality and cost-effective replacement blade/heads.The omentum replacement head is Stainless steel mesh designed fits your skin perfectly, works perfectly without hurting your skin, allowing you to have a good experience.Every 6 Months for Best Results.The replacement head get's your shaver back to 100% performance and a closer shave.independently floating shaving elements adapt to your contours for greater comfort.Specialized Micro Comb catches more hair in one stroke, for a faster and gentler shave.The unique design of the precision head tackles hard-to-reach areas, pressure-sensitive blades automatically retract to protect your skin. Minimal investment, excellent performance. Over 18 months, your Braun shaver will have cut an average of 6 million hairs. A demanding task that gradually wears down the cutting elements and can make shaving less deep and comfortable. Therefore, Braun recommends replacing your shaver's foil and knife block every 18 months so that performance remains at peak level. For a great shave every day How to replace the shaver head. With earlier models, which have separate foil and knife block, you must do the replacement in two steps. First remove the foil by pressing the release button, if your model provides it, or by simply pulling it toward you. Then rotate the knife block 90° and pull it out, holding it at the ends so as not to touch the blades. To insert the new parts, follow the same procedure in reverse order.73S-Series 7 Replacement Foil & Blades Compatible with Braun S7 Replacement HeadReplace a Series 7 Foil Head and Make your Shaver at Best Shaving Performance，73S Blade Lasts up to 18 Months.How to Replace - Step 1:1: Gently pull your old 73S razor head out of your shaver, clean the shaver if it is neccessary.How to Replace - Step 2:2: Press a new series 7 foil head on your shaver, until you hear one "click", make sure it fits well.How to Replace - Step 3:3: Before shaving beard, we recommend to run the series 7 shaver for 5 seconds or more.