The water gun is made up hard plastic non-toxic material and child safe. It has brightly-coloured exteriors. The water tank is much better than a regular water gun, as it allows you to store more water, and have extended periods of fun squirting people. Easy to use water gun. The water gun is attached to the water tank via a pipe and is easy to use by young children. To create high pressure, just pump the gun so that you can shoot water out of the gun.