This dark grey PP resin has been sourced from ocean-bound collection areas in Asia. Along with other products in our Ocean line, this resin contains 100% ocean plastic. PP resins like this one are commonly used to create finished goods including, but not limited to, compost bins, recycling crates, outdoor furniture, and medium grade footwear. As an Oceanworks Guaranteed product you can rest assured that it has been pre-qualified to meet our strict standards. This product comes with GRS certifications.