green stuff tape 36 5 inches green stuff worldKneadatite Blue Yellow Green Stuff is a room temperature curing two part epoxy putty sold either in tape format. Mixing at 50 50% or 60 40% of the yellow 'filler' and blue 'hardener' produces a sticky green putty that feels a lot like chewed bubble gum. Once mixed, it has a worklife of 90 minutes, allowing time for shaping and detailing, reaching 'ultimate hardness' after 24 hours. Altering the mix with a more blue or yellow component will produce a