Derived from the finest JKTS (Jack Knows All the Secrets) research, the Hybrid Jacket is a premium creation that fuses fabric with a polyurethane membrane and a soft, anti-pilling high-density fleece. Its dense fleece composition provides excellent stretch and long-lasting comfort. Enhanced with advanced microfibers, this jacket is lightweight yet highly insulating, engineered to excel in demanding environments while offering durable performance over many years.