A heat-packing fleece jacket with a great fit, the men's Dotswarm Half Zip is warmer than your average fleece thanks to our patented thermal-reflective technology, which reflects body heat for warmth while maintaining a high level of breathability. Omni-HEAT Reflective 7.5 oz MTR fleece 100% polyester Stand up collar that zips closed Hidden elastic in sleeve hem keeps sleeve comfortably in place Set in sleeves Dyed to match zipper opens at neck down to the chest yoke