ZVac 10Pk Compatible Vacuum bags Replacement for Electrolux Vacuum bags style U. Replaces Parts# 138FP, 138. Fits Electrolux and Aerus Uprights. Easily Replaces OEM GermGrabber Bags. 10 Package of High Quality Electrolux U bags style These Micro-Lined bags are a must for allergy sufferers Replaces original manufacture part numbers: 2500, 3500, 4000, 6000 12 Micro Filtration Allergy Bags, a must for Allergy sufferers!