TIGORA SMART AIR TECH CLOTHES Open Shirt Black Used 2-3 times. While there is little wear and tear, please consider this item as used. Uses AIR TECH CLOTHES material, which reduces the surface area in contact with the skin, resulting in a lighter weight. This material has high stretchability, sweat-wicking and quick-drying properties, and UV protection. It combines the flat, sharp appearance of woven fabric with the stretchability and comfort of a cut-and-sew. The oversized fit gives a casual impression.