Systems and methods for sharpening cutting blades

1. A method of sharpening blades of a hair cutting device, comprising:

providing a sharpening composition including a plurality of crystals, each crystal having an exterior surface area and an interior, the interior having a natural color, the exterior surface area dyed a color different from the natural interior color of the crystals;

activating a hair cutting device;

prior to or after activating the hair cutting device, submerging a working end of the hair cutting device at least partially into the sharpening composition, wherein with the working end of the hair cutting device at least partially submerged within the sharpening composition and the hair cutting device activated, blades of the hair cutting device are sharpened by crushing the crystals of the sharpening composition into a substantially powder form, wherein crushing the crystals exposes the interiors of the crystals;

viewing the sharpening composition during sharpening; and

determining that sharpening is complete when a color of the sharpening composition is substantially changed from the dyed color to a color of a lighter shade due to the fact that the interiors of the crystals, which have the natural color, are exposed.

2. The method according to claim 1 , wherein the sharpening composition includes an abrasive substance.

3. The method according to claim 2 , wherein the abrasive substance is sodium chloride.

4. The method according to claim 1 , further comprising the step of moving the working end of the hair cutting device through the sharpening composition to facilitate sharpening.

5. The method according to claim 1 , wherein the sharpening composition is disposed in a pouch and wherein the working end of the hair cutting device is inserted into the pouch to at least partially submerge the working end in the sharpening composition.