The claimed utility model relates to an assembly and waste from toilets pets, preferably cats, small rodents type rabbits, guinea pigs, from the pallet avian cells and from toilets other domestic animals, and can be used for the collection, storage, transport and disposal of waste of these toilets. The claimed device is a consumable element toilets for pets.Removable bag pet tray made of soft plastic material, the upper edge of the bag forms a cavity removable, installed inside the cavity braid, made continuous, with the possibility of adjusting the length of the upper edge of the removable bag. Unlike the prototype, a removable bag adapted to be mounted on the tray of a pet as a cup, wherein the ratio of the height of the removable bag to its width is 0.1 to 0.98, a band made of elastic gum type, and the upper edge of the removable length regulation bag provided by the stretch / compression braid.The technical problem - the creation of a removable bag for the pet tray that ensures a secure fit removable bag on the tray of a pet, while maintaining the functionality of pet tray and reducing material consumption.The technical result - ensuring a secure fit removable bag on the tray of a pet, while maintaining the functionality of pet tray and reducing material consumption.1 bp f-ly, 10 ZP f-ly, 2 FIG.