These dog waste bags are the ideal choice for animal lovers and they are a great alternative to most plastic bags which normally take a very long time to break down. Poop bags are hygienic and efficient way to clean up after your dog and are a simple way to keep your environment clean. The sturdy black poop bags are strong enough to let you pick up the mess easily and cleanly, so that it can be safely disposed of. Simply pull one of the tough little bags over your hand like a glove and pick up the waste. Pull the bag back over the waste, tie it up and throw it away in the appropriate container. The black replacement poop bags are available in handy 4 roll packs, 20 bags per roll. The roll fits all conventional poop bag dispensers. Take these poop bags along whenever you take your dog out. The Dog Poop Bags at a glance: 4 rolls, each with 20 bags Bag dimensions: 30 x 22 cm (L x W) Material: HPDP high-density polyethylene Material thickness: 10µm/layer Roll dimensions: diameter 3 x 6 cm