upgrade: Our 73s replacement blades are compatible with 7 series replacement heads, featuring enhanced cutting technology for a high- cutting system. They contour to the shape of your face, allowing you to effectively and comfortably trim and shave all areas of your face. Perfect Design: The series 7 replacement for head is Stainless steel mesh designed fits your skin perfectly, works perfectly without hurting your skin, allowing you to have a good experience. Wet and Dry Shaving: Our series 7 foil & cutters replacement head is made of high-quality material with good waterproof and rust- properties allow you shave wet and dry. Easy Installation: Install your head in less than 1 second with a simple push of a button. Once installed, you'll have a that's back to 100% performance. For the best shaving experience, we recommend replacing your heads every 18 months for optimal performance. Broad Compatibility:The 73s replacement foil and cutter are compatible with is compatible with Series 7 shavers, including 5764 7020s, 7025s, 7027cs, 7071cc, 7075cc, 7085cc and etc. Color: As Shown Material: Stainless Steel Package Contents: 1 * replacement heads 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.