For millions of men around the world, unwanted back hair is an unpleasant reality. Compatible with BAKblade 2.0 and 2.0 Elite back razors. Easy to use and replace; the cartridges are replaced by sliding them in and out of the razor housing unit. We recommend replacing your blade cartridges after 5 to 7 shaves. 9cm wide interchangeable blades Can be used wet or dry with or without shaving foam. Make yourself proud with a clean shaven back you can show off anywhere. Nothing is Quicker, Safer or Smoother. About as long as it takes to use a backscratcher and just as easy (and satisfying). You’ll spend less time in the bathroom and more time showing off your smooth back.