Our Heavy Duty Dog Poop Bags are designed to safely and effectively pick up and put away dog mess, all while not damaging the environment thanks to their 100% biodegradable formula that ensures they biodegrade within 18 months – as opposed to thousands of years with plastic bags. Features * Heavy Duty Dog Poop Bags: Our strong dog waste bags are 20 microns thick, which is over 50% thicker than your average dog waste bags. * Easy-Use Tie Handles: Our easy-to-use design means you can effortlessly and safely secure the bag ready to be disposed of in the nearest dog waste bin * Lead Dispenser Rolls: We made sure our rolls will fit your existing bag dispenser despite the addition of our easy-use tie handles and added thickness. * Each box contains 16 rolls of 10 bags - for a total of 160 bags.