The Traditional design uses an interchangable Velcro pick/strap assembly and can be easily adjusted for thumb size and for overall plectrum flexibility. The pick tip protrudes through a lateral hole in the sleeve. The pick tip can also be adjusted in and out relative to the thumb line. The Traditional model also has a balanced up and down tension or playing feel. Therefore, using the Velcro strap for adjustment around the thumb, the player can control all of the pick flex attributes. In addition, the Traditional model makes it easy to substitute your favorite flat pick for use with the Neoprene sleeve.The Traditional SharkTooth Pick model will easily allow the player to use their favorite flat pick. Just drop it in and adjust the tip angle. The Traditional model is the most universal that way.