Resealable bags are available in light shades such as clear, buff and white as well as a vast variety of dark shades such as yellow, navy, black, reflex blue, magenta, etc.
Plastic was considered best to make the bags but due to certain qualities of it, it was polluting the nature. Plastic was not degraded in environment when thrown and thus it caused pollution.
Sustainable packaging addresses performance and cost along with maximizing the use of renewable types of plastic materials or the use of recycling of other various materials like paper or cardboard.