Abstract: A high fashion, crushable, lightweight, collapsible hat using a method of construction that produces a blockable, washable, stylish, comfortable, pliable, breathable hat, that maintains its original shape or can be easily restored to its original shape. The hat employs an open-cell foam material and a plurality of woven materials in a lamination, all materials being breathable and lightweight and as well as a method of construction that is versatile and usable for countless variations is style. The lamination is blockable even when fabrics that are not traditionally blockable are used. A stitching pattern of topstitching forms a plurality of sacs that maintain the original shape of the hat after blocking by creating an air bubble matrix structure that refills after crushing. Optional trim elements are constructed from the lamination using the stitching pattern to create a wide variety of high fashion hats styles with flat or peaked crowns.