Green Pups by Bags on Board Handle Tie Dog Waste Bags (100 ct) are the next generation in dog poop bags. Made with breakthrough Xylomer Technology and natural Lignin (a natural byproduct of the paper-making process and a renewable resource) does not contain metal additives or require the water and energy needed to grow and harvest corn. Green Pups* breaks down faster than regular plastic dog waste bags, are large waste bags that can handle any mess (8 in x 13.5 in), and the strong material is guaranteed to be leakproof. Handle ties let you quickly and easily tie off, includes built-in odor control, and core-less dog waste bag roles further reduce plastic waste. Breaks down faster than regular plastic bags Made with natural lignin, a renewable resource Strong material is guaranteed leak-proof Handle tie bags for quick pick-up and easy tying Material meets ASTM D6400 commercial compost standard