The Hot Chillys Women's Micro-Elite Chamois Solid Zip T-Neck is your go-to for base layer performance tops. Micro-Elite Chamois is synonymous with the Hot Chillys brand. The fabric's intimate blend ofenhanced polyester and spandex fibers are made with exceptional stretchability, and feature Bio-Silver anti-microbial silver properties for freshness. The Hot Chillys Women's Micro-Elite Chamois Solid Zip T-Neck will keep you warm for years to come.