Wide Mouth Backpack Sprayer with Bulit-in carrying handle makes cap removal easy and carrying the unit a breeze Pump handle attaches for left or right hand use; Enlarged strainer basket with rigid gasket helps fill without splashing; 6" opening for easy filling and servicing of pump; Metal base for easy standing when not on; Reinforced hose; 3-Stage Filtration System with Strainer basket filter in piston cylinder and filter in shut-off.