Top made of 60% cotton/40% polyester jerseyBike shorts made of 94% cotton/6% spandex jerseyWe're making a difference! We've proudly partnered with Better Cotton to improve cotton farming globally. When you buy cotton styles from us, you're helping to support sustainable cotton farming. Learn more at bettercotton.org/massbalance.2-piece outfit set includes:1 rainbow happy face print topCrew neckShort sleeves with lettuce trimEmpire waistLettuce hem1 pair of bike shortsPull-on elasticized waistbandImported