Cut off your mask straps - This is an ecological poster that motivates people to cut off the elastic bands before throwing away their disposable masks. Straps on disposable masks may become entangled in a sea birds feet so it is important to cut the straps off before disposing of your mask.
Save the polar bears - This is an ecological poster that motivates people somehow to be aware of the global warming that will eventually cause disappearance of some animals such as polar bears.