✔Wonderful odor sealing power, made of high-performance material, seven-layer co-extrusion structure, the middle EVOH deodorant film will isolated the most odor in few days..✔More safety, 0.02mm thick, durable and strong enough to hold liquid and wet poop. Made of new high quality material, not easy to tear..✔Cost effective, these pet poop bags measured in 11.8"x15.7"(30x40cm), comes in 2 rolls with 120bags. (ATTENTION: they are not cat litter box liner).✔Throw odors and troubles into the bags, easy to use, with obvious broken lines, easily tear off one bag and put the odor thing in the bags, twist its top and securely tie a knot. Suddenly sealed and odor free! Please notice that they are plain bags without handles..✔Wide application, it is a disposable bags can also be used as pet poop, diaper, kitchen waste and sanitary napkins disposal bags.