Green Klean Replacement vacuum bags use the highest quality filter media including Melt-Blown inner liner in order to achieve filtration efficiencies up to 99.9%. Designed specifically for commercial use, they are always equal to or exceed OEM quality. Capacity Range (Volume): 3.4 qt; OEM/Compatible: Compatible; Size Group: 14 x 6 x 1.5; Style: VU500.