- This Braun replacement head is compatible with Series 7 generation 70, 71 and 72 shavers - 360 SkinFlex head and three flexible blades adapt to the contours of your face for a close, comfy shave - Its foil technology is gentle on your skin and protects it from nicks and cuts - Replace your shaver head every 18 months so you always get a shave of the highest quality - It's easy to change - simply click it onto your trimmer and you'll be looking your best in no time