Stay warm and comfortable through every winter adventure with the Hot Chillys Micro-Elite XT Zip-T. This mountain-weight thermal features wind-resistant stretch fabric, a soft brushed fleece lining, and moisture-wicking performance to keep you dry and comfortable. An active fit, thumbhole cuffs, quarter-zip collar, and UPF 40 protection make it an excellent choice as either a premium base layer or versatile midlayer.