Dog poop bags are made from strong, not easy to break. The dog litter scoops are cardboard, thick, sturdy, simple to use. and The pet litter scoops with poop bag combo is great for various outdoor activities with your pet, such as walking, hiking, camping, travelling. The cardboard litter scoops size are about 17.2x18.2cm/6.8" x 7.2" (unfolded).