Kenmore Style 5055, 50557, 50558 Canister Vacuum Bags These generic vacuum bags are designed by EnviroCare Technologies to provide consumers with high quality and superb filtration but at a fraction of which genuine bags can cost. These replacement 5055, 50557, and 50558 canister vacuum bags make a great choice for Allergy sufferers because of the bags' ability to capture 99.7% of all harmful particles. These bags go a step further in design by having a self-sealing capability in order to protect the user from any dust escaping while the bag is being changed. The 5055, 50557, 50558 Canister vacuum bags are the exact same in fitting as the Kenmore style C and Style Q Vacuum Bags.