HK Army HSTL JerseyIntroducing the all new HSTL Line by HK Army. A genuine hand sewn jersey for durable comfort. When you're shopping for a quality, affordable paintball jersey, make the right decision and select your HK Army HSTL Line Jersey. Take a Closer Look: HK Army HSTL Line Jerseys feature lightweight, breathable materials. Each jersey is designed with high density sublimated graphics, durable fabrics, and ventilated side panels to keep you cool.