Barrier Lube tm is a moderately thick oil, that achieves higher temperature stability than petroleum oils. Thin viscosity lubes below that also clean and protect are PrOlix TGCP tm, Safari Charlie tm, and Archoil 4200. Prolix XTRA-T tm is a medium thick oil with a blue tint. Archoil AR4400 is a medium-thick lube with a white milky appearance. Archoil AR8300 is a clear grease with a medium-heavy viscosity. Frog Lube tm has a waxy feel, and it also cleans and protects.