Alpinestars elite short sleeve jerseythis elite jersey from alpinestars is constructed from pioneering and superior double poly knit fabric a highly flexible fabric that allows for a performance fit and promotes moisture management temperature control and prevents the build up of sweat it features a zipped collar opening for extra ventilation a drop tail to keep the jersey from riding up and a gusseted rear pocket to store essentials featuresinnovative and advanced double poly knit fabriczi