Boy Infant Formal Wedding Party Blazer Style Blue Cozy Warm Jacket 1-6 years old Blue Windbreaker, Water Resistant Sports Jacket It is very useful for camping, outdoor activities, hiking in the forest during summer nights, the fall, and early winter.*The outer layer is made out of nylon*The inner is made out of polyester fleece lined*A molded plastic chain zipper which is durable and easy to zip up*Two pockets on each side of the front (hand pockets).*There is four stoppers on the bottom and hood which can adjust to fit well and comfortable. *The sleeves cinch up so wind does not go in through the sleeves (elasticized wrist band)