Tin Cloth PrimaLoft® JacketThis warm and durable jacket is made with heavy duty waxed canvas for protection from cold, wet weather. Our signature Tin Cloth is combined with PrimaLoft insulation for an unrivalled blend of durability and warmth. Tin Cloth's tight weave makes it exceptionally resistant to punctures, tears and abrasion. It can be rewaxed repeatedly over the years to maintain water resistance for decades of service. PrimaLoft was originally developed for the U. S.