PrimaLoft® is an advanced material science company, who has nearly 40 years’ experience in developing high-performance materials like insulations and performance fabrics. The Cross Core™ technology fuses multiple PrimaLoft technologies to create next-level comfort and performance. PrimaLoft® have combined best-in-class insulation fibers with its original Aerogel technology to reach levels of lightweight warmth previously achieved only by down. The Primaloft® Cross Core Gold series improve Cross Core™ performance by fully synthetic insulation, keep warm even when wet, and protect in extreme condition.