Nike Park 26 Fleece Full-Zip Hoodie for Kids, Navy Blue IB1232 410. This Nike sweatshirt for kids is perfect for everyday wear. High cotton content ensures ventilation, while the addition of polyester increases durability. Soft insulation inside. Non-adjustable hood. Open side pockets. Elastic cuffs and hem. Small logo. Full-length zipper. Classic fit. Material: body: 80% cotton, 20% polyester; hood lining: 100% cotton; cuffs: 97% cotton, 3% polyester