Lightweight, weighs only nine pounds. 1-1/2 positive locking hose and attachments and deluxe nylon woven shoulder harness for comfortable, trouble-free use. Chiropractor designed, ergonomic harness. Clear dome lid for instant debris inspection. Shake-out cloth inner filter bag. Hypercone™ cartridge filter is three stage, HEPA Type, 99.95% @ .3 Micron.