Keep your little boy cozy during his athletic activities with this Thermal Top & Bottom Set from Athletic Works. The set comes in a solid black color and features a crew neck and long sleeves for added warmth. Made from a combination of polyester and cotton, this set provides a comfortable fit and is easy to pull over.

Ideal for kids in size XS (4-5), this set is perfect for boys who love to stay active. The thermal material ensures that he stays warm, while the athletic fit allows him to move freely. Whether he's playing basketball or running around the playground, this set will keep him comfortable and stylish.