versatility and warm coverage. the nike alliance reversible fleece-lined hooded (8y-15y) boys' jacket offers two great looks in one. therma-fit fabric delivers insulating warmth and a kangaroo pocket helps keep hands warm on the go.. benefits. therma-fit fabric on one side to help keep you warm and insulated. side 1: lightweight fabric and a bold graphic. side 2: fleece reverse with a vibrant colour contrast. multi-panel hood zips up to the chin for warmth and coverage. kangaroo pocket for storage and hand warmth. product details. graphics, embroidery and contrast details. fabric: side 1: 100% polyester. side 2: therma-fit 100% polyester.. machine wash.