Stock up and save!   Your Proteam vacuum is going to last many more years and save a ton by buying this bag and Filter kit designed for Proteam 6 quart backpack vacuums (round style see imagess) by GV.   Do you know that each time you buy a 10 pack of bags it costs more in shipping than the actual bags?   That is why we can sell this 50 pack of bags (fits all 6 quart Proteam backpack vacuum models that are the round style - Proteam part 100431) + 2 HEPA filters + 1 cloth shake out bag for such a good price.