More gen like strap quality as JF is too wobbly and too soft. Even though many of rep/gen owners prefer JF softness over gen stiffness.
XF is more stiff an texture is different than JF - in conclusion iw ould say XF has a better feel to it.
XF is more stiff an texture is different than JF - in conclusion iw ould say XF has a better feel to it.