Cricket E-Series 5" Shear & 30 Tooth Thinner Duo. Unique recessed tension knob offers all the control of a traditional tension system without the bulkiness. The recessed tension knob won't grab the hair yet can be adjusted with the ease of traditional tension systems The Tri-Plex blade system limits blade flex during cutting. Less flex means that the smooth cut convex edge can be precision tuned to maximize it's cutting ability, leaving less chance for the hair to bend Polished forged Swedish steel Smooth-Cut Convex Edge Style for more ergonomic cutting position Comfort Silencer Built in Finger Rest Tested by Centrix