Why Do My 5-in-1 Blades Look Different?

As the original manufacturers of the 5-in-1 blade, Wahl Animal added markings to indicate cut lengths for each blade. Marked from left to right our 5-in-1 blades show cut lengths of 3mm, 2.4mm, 1.9mm, 1.3mm, and 0.7mm. 

New 5-in-1 blade image