The Under Armour Boys Sackpack Jacket in Youth XL is a lightweight hooded jacket made of 100% polyester with a mesh lining for breathability. This solid black jacket features a full zip closure, long sleeves, and a relaxed fit. Perfect for travel, activewear, or casual occasions, it is water repellent and ideal for fall and spring seasons. The jacket also includes a removable hood and logo accents, making it a versatile and stylish outerwear option for young boys.