Joe Rocket Resistor Men's Mesh Motorcycle Jacket (Black/Black, XX-Large) Full flex system - precision tailored fusion of pliable mesh (underarm/shoulder/back) and articulated back expansion panels, drastically augmenting mobility Externally accessible C.E. approved armor in shoulders and elbows Removable spine armor with pocket for optional C.E. spine armor 6 point SureFit custom adjustment system including the newly designed front pull waist adjuster for easy user access and more secure fit Snap loops for attaching jacket to belt