High-performance base layer for next-to-skin comfort. Sweat-wicking and four-way stretch. Raglan shoulder design for optimal range of motion. Articulated body gusset enhances ergonomics. Flatlock seams lay flat against the skin. Reflective branding increase visibility at night. Polygiene® anti-odor technology. Model is 5'11 170lbs and usually wears size M. This product fits true to size with a tight, compression fit so he is wearing size M.
