This is the Great Planes 30 Minute Epoxy in 4 oz size. It cures quickly while also providing incredible bonding strength. INCLUDES: One 2 oz (56.7g) bottle of resin (Clear) One 2 oz (56.7g) bottle of hardener (Yellowish) REQUIRES: Epoxy mixing cups GPMR8056, mixing brushes GPMR8060 or epoxy mixing sticks GPMR8055. COMMENTS: Keep out of reach of children. Read warning label on back of bottle.