The Mountain Warehouse Men's Talus Base Layer Top comes as a pack of two, crafted from 100% polyester. This high-neck, zip neck long-sleeved top offers a plain design, providing a minimalist aesthetic. The fabric technology includes breathability, isotherm insulation for maintaining optimal body temperature, lightweight construction for ease of movement, moisture wicking properties to keep you dry, and quick drying capabilities for convenience. Sizes range from XS (35 inches) to XXL (49 inches).