RJMPT23002 Mens Double Layer Running Short Is Great For Long And Short Distance Runs. Quick-Wicking Properties, Made With Fitted Underlayer Shorts And Lightweight, 4-Way Stretch Overlayer Fabric. 
1. 4-Way-Stretch Fabric Will Stretch Lengthways & Widthways, Providing A Better Fit, More Flexibility And Comfort
2.The Fabric Allows Perspiration To Pass Out Of The Garment, Keeping You Cool And Comfortable
3.Actively Wicks Moisture Away From The Skin, Keeping You Dry And Comfortable
4.Elastic Waistband Is For Improved Fit And Comfort