This 25W40 oil is blended with premium grade synthetic and mineral based stock combined with superior designed additives formulated for the extreme rigors of the marine environment. Superior corrosion protection Advanced lubrication for reduction of wear to internal engine components. Minimized piston ring deposits. Extensively tested for outstanding performance.Features Synthetic blend 4-stroke outboard oil 6 per case Specifications Dimension: 11.5 H x 4.75 W x 7.25 L Weight: 7.92 lbs