Nike Sportswear Tech Fleece, Older Kids' (Boys') Full-Zip Hoodie Size: XL+ (see size chart in pics from Nike.com) New with tags Product details Body: 53% Cotton/47% Polyester. Hood Lining: 69% Cotton/31% Polyester. Nike’s premium, lightweight fleece—smooth both inside and out—gives you plenty of warmth without adding bulk. It’s what GenZ boys are asking for!