Braun 5000/6000FC- XP 31B Flex Integral Foil/Cutterblock Replacement Pack， Black<div style="text-align: left;"><strong>[Product Information]</strong><ul><li class="showHiddenFeatureBullets"><span class="a-list-item"> Replacement blade for Braun models 4005， 5005， 5311， 5312， 5315， 5414， 5415， 5416， 5515， 6512， 6515， 6520， 6525， 6550 </span></li><li class="showHiddenFeatureBullets"><span class="a-list-item"> Includes foil and cutter block </span></li><li class="showHiddenFeatureBullets"><span class="a-list-item"> Blades should be replaced every eighteen months </span></li><li class="showHiddenFeatureBullets"><span class="a-list-item"> Replacing your blade gives a 25% better shave </span></li><li class="showHiddenFeatureBullets"><span class="a-list-item"> For optimum performance， clean regularly </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/513YVBChnmL.jpg" noproxy>