Women's Short Sleeve Wicking Moisture Management Cool Base Crewneck Shirt/Undershirt (6 Ladies Sizes, 12 Colors) Women's Short Sleeve A4 Wicking Moisture Management Cool & Comfortable Athletic Shirt/Undershirt. Features moisture wicking technology, odor resistance & stain release qualities designed to deliver maximum performance. 100% Polyester Interlock, 4.0 ounces per square yard with Ultra tight knit to resist snagging. Great Athletic Shirt or Undershirt for all Sports: Volleyball, Softball, Soccer, Running/Exercise, Basketball, Lacrosse, etc. Available in 6 Ladies Sizes in 12 Different Colors