Each 28 FT long refill, Compatible with Your Standard, Plus,XL+, Save your money, especially for cat lovers. NOTE: Including Non-original cartridges
The refills use the best material, and each refill is made of 7 layers film
The refill bags are easy to assemble, please follow the manual in the package.
Easy to assemble, simply pull out a bit of film, push it through the center of the cartridge and tie a knot at the bottom. Then, open the lid and funnel of the pail, place the cartridge on top, and push the refill all the way. Simple installation can save you a lot of time.
Package: 4 pack of refills Cartridge , 1 user manual are included.