Need a baselayer top for those ice cold days? The NTS Midweight Crew is Smartwool's warmest baselayer option. This top offers an improved body skimming fit and flatlock seam construction to keep the chafing at bay. Combine those with super soft Merino wool and you have yourself a warm top that keeps you cozier than a polar bear. . Model Year: 2010, Product ID: 174874

Garment Weight: 210g = 7.04oz

Fabric Weight: 250gm/m2 = 7.4oz/yd2