The NMCI Marathon tshirt is mesh fabric and wickable.
Unisex fit is generous - we recommend going down a size from your normal size or ideally, following the measuring guidelines below;
Measurements: The size chart takes the measurements from the tshirt laid flat (and not the body). Ideally, take a tshirt you currently wear, lay it out flat and measure from arm hole to arm hole. Then consult the chart. If in doubt, message us!
Here's a video to help;