There are several reasons but the primary 3 reasons include:

  • Take the pain out of spraying aerosols.(tm) Daily aerosol users (whether DIY or Professional) may experience pain to parts of the actuating finger(s) which can lead to numbness, tingling, weakness, or muscle damage in the hand and fingers; Similar to carpal tunnel syndrome, a condition in which there is long term pressure on the users median nerve. 
  • Ease of use. The vGrip handle and trigger work perfectly even with your protective work gloves are still on your hand(s) as they were meant to be, and not pulled off and stuffed in your back pocket.
  • Aerosol Handling The handle allows users to keep fingers away from caustic chemicals, solvent and oil based paints, dangerous fixatives and more.  The vGrip also limits the potential for severe frostbite depending upon propellant composition.