Description: 997000-07815165010Made from a vegetable oil base, STIHL BioPlus oil is the environmentally conscious way to keep your bar and chain lubricated. This bar and chain oil offers excellent flow characteristics, even at low temperatures, while remaining less harmful to humans and the environment when compared to traditional oils. BioPlus oil is also highly biodegradable, degrading by 93.8% in only 21 days, as rated by the Coordinating European Council. It's the ideal balance of preservation and performance for green-minded users.Unopened container shelf life: 4 years in originally sealed containers.Container already opened shelf life: up to 4 years if stored in a firmly closed container, in a dark and dry location, at cool (up to 25°C/77°F) constant temperatures.