Electrolux Style U EnviroCare Micro-Filtration Vacuum Cleaner Bags w/ closure / 12 Pack - Generic for Aerus 3000, Discovery II - III, ProLux, Epic 3500SR, Regency, U129B Xtreme, U136B Prolux 2000 & U139A, Xtreme Plus Upright Series Made Since 1986. Also ProTeam uprights, Pullman Holt UV3, UV4, and UV5 models. Ideal for Allergy SufferersCaptures a wide variety of Dust particles. 99.7% Filtration