Support your child’s every move with youth activewear from Costco, where high-tech utility meets playground durability. Shop t-shirts, joggers, athletic shorts, tank tops, and more! We’ve got stylish athleisure sets, performance leggings with 4-way stretch, and hoodies made with lightweight, flexible fabrics. Costco’s activewear for youth combines performance, comfort, and value, making it easy to outfit kids with affordable and stylish apparel they’ll love.

From gym class to weekend sports, youth athletic clothing offers durability that stands up to active lifestyles. Stretch construction, reinforced seams, and easy-care fabrics ensure long-lasting wear, even with frequent washing and all-day use. Many items in our collection feature quick-drying, moisture-wicking materials designed to regulate body temperature and ensure young athletes remain cool and comfortable throughout sports, and everyday play. Whether you’re shopping for kids' tech-fleece or basic gym class essentials, you’ll find the best kids’ activewear at Costco.