Alpinestars evolution back protectorfounded in 1963 alpinestars has built a reputation of innovation and prestige now fifty years later alpinestars is synonymous with quality protection technology and style put your mind at ease alpinestars protection has you covered features removable and replaceable level 1 ce certified back protector slim profile ensures the protector can easily fit under yourjersey back protector pocket can also house hydration pack front and back conduits for hy