Premium Material: Made of high-density material, the outer spunbond layer traps large debris, wood chips and hair, and the inner high-efficiency air filter layer captures 99.99% of tiny particles Strong Seal: With a self-sealing ferrule, the dust bag seals tightly to capture large amounts of dust, dirt and debris. Upgraded sealed entry holes and well-sealed edges prevent spillage of captured dust Convenient Installation: Vacuum bags for riccar supralite feature an easy to install top loading collar. Simply place the vacuum cleaner bag in place, close the lid, and you're ready to install Regular Replacement: One set contains 6 simplicity vacuum bags, the frequency of replacing vacuum bags is usually 1-2 months once Compatible Models: The vacuum bags fit for Riccar Brilliance Newer Models R30D, R30P, R30PET vacuum cleaners and Simplicity Synchrony Newer Models S30D, S30P, S30PET vacuum cleaners. Replaces Riccar #RNHC-6 and Simplicity #SNH-6.