For ultimate warmth in all weather conditions, The North Face ThermoBall Vest can't be beat! This versatile, midweight vest is constructed of 15-denier, 100% nylon ripstop fabric for exceptional durability and comfort. PrimaLoft ThermoBall synthetic insulation 9.5 grams throughout the body and 13 grams in the collar is just as compressible as down yet insulates even when wet. Front and back princess seaming ensures a flattering, feminine fit. The ThermoBall Vest features a high mock-neck collar, exposed molded-tooth center-front zipper, zip-secure hand pockets, and a hem cinch cord for easy fit adjustments. The vest stows easily in its own hand pocket for convenient transport. Active fit. Imported.