When there's cold weather just outside the door, you're going to want to add some layers to your cold weather gear. This thermal layer can be used as a standalone top or as a layer to wear beneath the rest of your wetsuit to add additional precious millimeters. Fabric - Bamboo Charcoal Lining so your shirt doesn't stink - 100% Apex-Flex Zipper closure UPC 881285880750 Brand Name NP Surf Sport Type Surfing Sleeve Type Long Sleeve Closure Type Zipper Model Number WNNMUD46500100M Material Type Neoprene Age Range Description Adult Manufacturer Part Number WNNMUD46500100M