Heavy-duty reinforced steel thread, can't be broken. Washable, unflagged polypro bristles prevent ends from matting together from grease & grime. Extra thick sturdy metal handle will not crack, warp or splinter. Great for back-of-the-house use in food service. Low-profile shroud makes sweeping under low kitchen cabinets easier. 13" wide sweeping surface. Application: Floors; Bristle Material: Polypropylene; Bristle Length: 13'; Handle Material: Metal.