The REI Co-op Pullover Youth XL 18 Black Quarter Zip Baselayer Stretch Top Kids is a versatile and comfortable activewear piece perfect for children in size 18. Made from a blend of polyester and spandex, this solid black top features a mock neck with a 1/4 zip closure for easy wear. The stretch material ensures a comfortable fit for various activities like walking, school, or hiking, making it ideal for outdoor adventures or casual everyday wear. With its athletic fit and reliable brand quality, this pullover is a great addition to any young adventurer's wardrobe.