Features A T-shirt great for active situations such as running and trekking where sweat is involved. The textured waffle fabric has a dry touch with sweat-absorption/quick-drying properties. Design is simple to be practical in a variety of situations. Made of an environment-friendly 100% nylon with superior durability compared to polyester materials. The sleeves are modified raglan sleeves that have a wide range of motion at the shoulders yet less likely to interfere with backpacks. Underarm gussets for greater mobility. Antibacterial and deodorizing Polygiene Stayfresh treated to prevent odors. Equipped with UV care (UPF15-30, UV protection rate of 85% or more).