Make sure your bag supply never runs out and you don't have to deal with unexpected downtime by keeping extras on hand with this AH10170 vaccum bag! Designed to fit Hoover Insight upright vacuum cleaners, this Type SB bag is specially crafted to trap high levels of common allergens so that changing out bags is as simple and comfortable as possible. This unique disposable bag automatically seals at the opening upon disconnecting it from the vacuum, effectively reducing the dust emissions that are put back into the air.