TUO Kinetic Merino 150 Zip-Off Bottom Deadfall Large 86 percent 18.5-micron merino wool, 12 percent core-spun nylon, 2 percent spandex;Lightweight 150-gram fabric;Merino wool spun around a nylon core for enhanced durability and elasticity;Naturally moisture-wicking and antimicrobial;Flatlock seams for next-to-skin comfort;Covered elastic waistband for a secure, comfortable fit;Full-length side zippers for easy removal;Above-the-boot cut for compatibility with boots and outerwear;Velcro tab at the waist to secure zipper head;Functional fly for added convenience;Ideal for all-season layering and active pursuitstable.productattributes, .productattributes td { border-bottom: 1px solid #ddd; border-collapse: collapse; padding: 2px; text-align: left; } Item Category Code: 5500 Product Group Code: 5500B Product Sub Group 1: 5500B1 Product Sub Group 2: 5500B1D Inactive: Yes