Touch Up Bottles 2 Oz 50/BoxE-Z to use extra long brush for convenience.E-Z to use bottle graphics for mixing accuracy.E-Z to use mixing ratios for 2, 3, and 4 stage applications.E-Z to use counter display to promote customer relations.E-Z protection with NEW child safety lid.Touch-Up Bottles are made of HDPE Shatterproof Platics (safer than glass).Touch-Up Bottles fit most Air Brush guns for quick and easy touch-ups.