2025 NXL ASG Aftermath Proline Jersey The official 2025 ASG Aftermath NXL Proline Jersey. Get it personalized with your name and number. Proline Jersey The HK Army Proline Jersey has been fully re-developed to deliver peak comfort and breathability. The Proline Jersey is the choice of top Paintball athletes around the world. Featuring a brand new Athletic fit, the Proline Jersey maximizes a players capabilities and compliments an extreme range of motion. With improvements to materials and fit in the Neck, Chest, Arms, and Body - this is the ultimate Professional Level Jersey. The Proline collar has a modern lay-flat fit with 3mm of padding for added protection around the neck. The body of the jersey is composed of an ultra soft, flexible and breathable Poly-tech fabric that helps keep you cool and not weighed down by the jersey. The forearms are made of reinforced and extremely durable denier which helps ensure the arms do not rip when diving or crawling. Max-flow ventilation in the arms and rib cage combine to offer unparalleled breathability and comfort.