The lightweight, powerful fabric adds comfort to cotton, but dries much faster.No side or back seams for maximum comfort.The 4-Way Stretch material moves better in every direction.The material wicks away sweat and dries quickly.Elastic waistband.The extended hem stays in place – no rolling or sliding down.The package contains 3 pieces. Model: UA Performance Cotton 3inColor: dark blue, black, grayFit: fittedType of sport: trainingSet: set of 3Material: 57% cotton, 38% polyester, 5% spandexExtra information: Underwear and swimwear cannot be returned for hygienic reasons.