Package Includes: One size. Each Pack includes 2 pcs of girls bras. Material: The crop tops for girls are made of cotton and spandex, it is soft, breathable, lightweight, stretchy and exquisite tailoring details. No irritation to the skin. Suitable For: This girls bra is suitable for girls ages 7-12 and weighing approximately 55-132 lbs. Especially suitable as the first bra for girls during the growth and development period. Non Wired Non Padded: This girls sports bra adopts a double-layered non-padded design. For girls in the growing period, it will not restrict their breast development and can also eliminate the embarrassment when wearing clothes. Anti-Slip & Anti-Curling: The widened shoulder straps of this crop tops kids can effectively prevent the shoulder straps from slipping, and the bottom of the bra has increased elasticity to prevent curling.