The Techfit 3″ boy shorts are perfect for your baselayer needs with a compressive fit and enhanced design lines to stay put when you’re training. These shorts also feature CLIMALITE fabrication to keep you dry, flat seam construction to protect against chafing, a premium brushed elastic waistband to give you the support you need without being too constrictive, and a saddle gusset to allow for a maximum range of motion. Fabric: 82 Polyester/18 Elastic Doubleknit.