Quantity and Size: Includes 40 rolls, 15 pieces per roll, a total of 600 plastic dog poop bags. Each bag has 23 x 30 cm, large enough and perfect for all dogs and cats. It can also be used for cleaning cat litter, dirty baby diapers, food scraps or garbage disposal etc. Sturdy and Durable: The dog poop bags are made of durable, odorless material that is difficult to wear and tear. Breakage or damage. Tear, ensure the hygiene of your hands and keep the environment clean. Leakproof and Odor-Proof: These dog poop bags are waterproof and leakproof, which can effectively seal odors and protect your hands from dog poop. They are always useful when you have to walk a distance to find a garbage container. Portable and easy to carry. Usage: One roll takes up very little space, you can just put the dog poop bag in the bag and go for a walk without any problem. When in use, they are easy to open and easy to remove from the roll Enough for 300 days: There are 600 dog poop bags in total, 1 to 100