Black & Decker BV-009 Disposable Leaf Bag System Easy to use bag system- disposable bags attach to unit with diffuser and strap comfortably supports weight of bag Works with B&D blower Vacs: Bv3600, Bv3800, Bv5600, Bv6000, Bv6600, Lh4500, Lh5000, Lh5500 for extension of bag system Discard disposable bags in accordance with local Regulations. Conforms to ASTM d-6400 and it is 100% compostable. Ensure that elastic is removed before disposing of the bag