Bpc Buit-Up Racerback Girls Sports Bra 2-Pack provides comfort and support during jogs, workout sessions and other physical activities. They include built-up straps and great coverage in the front for added comfort and durability. The 2-pack bras can simply be pulled over your head with no need for closures. Made of cotton and elastane, these seamless sports bras will work with you to achieve your fitness goals. The seamless design makes the bras ideal for slipping under workout tees and hefty enough to wear alone.