Feel good about your run from start to finish wearing the Brooks Chaser 3" Shorts. Moisture wicking DriLayer technology incorporated to keep you dry on every run. Split seam for increased mobility and flexibility. Semi-fitted cut follows the contours of the body. UPF 30+ protection. Banded elastic waistband. Curved hem. Non-cling fabric. Materials: Body: 89% polyester, 11% spandex. Waist: 81% polyester, 19% spandex. Lining: 100% polyester. Machine wash, tumble dry low.