Pro Release lets you make the choice. The same release each and every time.Set release position for the desired combination of roll, spin, and amount of lift by adjusting the updown axis lift and or the leftright axis roll, spin for a controlled, consistent release that makes the ball react the way you want for more strikes and spares.Pro Release stays in the position you set.The locking device locks without slipping, yet your release position can be readjusted in either axis in a second.Pro Release wrist supports are very comfortable and effective. MediumLarge fits most men. SmallMedium fits most women and juniors.Product Type Bowling Accessories