The Nike Alpha Project Jacket in Medium size is a vintage Y2K Techwea windbreaker featuring a blue polyester outer shell with a full zip closure. Designed for activewear, this mid-length jacket is suitable for winter, fall, and spring seasons. With long sleeves and polyester insulation, it is perfect for running and jogging activities. The Nike brand ensures quality and style, while the jacket is machine washable for easy care and maintenance.