I used labels and they've been on for two years
By Earl Hardy
We used a rattle can with a stencil to put our logo on them 5 years ago, and they still look good. You’d probably have even better results with spray paint made for plastic
By Gary Terry
Best I can recall we used ordinary spray paint (Krylon) or permanent black markers. In either case we used stencils to make the results neat.
By Cyril DeQuincey
