Bakblade 2.0 Refill Cartridges Bundle, Back Hair & Body Shaver Replacement Cartridges, Extra-Wide Wet Dry & Disposable Razor Blades (6 Blades)Compatible with baKblade 2. 0, 3. 0 and 2. 0 Elite back shavers; 6 Dryglide blade cartridges are included Original patent approved Dryglide safety blade technology allows our blade cartridges to create the smoothest and quickest shave on the market; Easy to use and replace; The cartridges are replaced by sliding in and out of the shaver housing unit; We recommend replacing your blade cartridges after every 5 to 7 shaves Cleaning brush included;