SPEG Ireland Irish Sleeveless Womens Cycling Jersey IMPORTANT: Please choose your jersey size based on the US Size listed below. I.E. If you are a size 10 then select an L jersey. If you prefer a looser fit then select a size larger. 100% Vapore bio moisture fabric. Vapore Bio Moisture fabric is a fibre filament moisture system that siphons moisture away to evaporate. The filaments within the Vapore yarn provide the channels that support the movement of moisture away from the skin. The fabric is soft to the touch, comfortable, flexible and very forgiving in its fit. Improved styling for a more fitted look and feel. High quality SBS Hidden zip for style and comfort. Three large rear cargo pockets with reflective strip for mid ride essentials. Soft high collar for extra comfort.