Navy Blue Sweatshirt, in Viscose / Elastane, French Touch "Soft Touch," Round Neck. This navy blue sweatshirt is the perfect balance between elegance and comfort. Made primarily from Viscose (96%), a natural material derived from wood fibers and comparable to silk for its fluidity, it is enriched with a touch of Elastane (4%) for added flexibility. The "soft touch" treatment gives the fabric a velvety feel that is pleasant to the touch. Pair it with jeans for a relaxed yet refined look. Navy blue sweatshirt. Viscose / Elastane.