The Grex Genesis.XGi3 airbrush is a gravity feed airbrush with a 3.0 mm nozzle that emphasizes ergonomic design. It features an ergonomic hand grip set that provides improved comfort and handling. Set Includes:Genesis.XGi Airbrush,2mL (1/20 fl. oz.) Top Cup w/ Lid, 7mL (1/4 fl. oz.) Top Cup w/ Lid, 15mL (1/2 fl. oz.) Top Cup w/ Lid, Quick-Fit Standard Needle Cap, Quick-Fit Crown Needle Cap, Plastic Carrying Case, Nozzle Wrench.