Gear up your young explorer with the Boys' High Stretch 3-in-1 Systems Jacket-built for all-season adventure. A durable 100% polyester shell and cozy brick fleece inner layer deliver wind and water resistance plus layered warmth. The 3-in-1 design adapts to changing weather, letting him wear the layers together or separately. Insulated with REPREVE recycled fill made from plastic bottles, it s eco-conscious, versatile, and ready for hikes, school days, or weekend play.