Since most traditional litter boxes aren't big enough, I recommend purchasing a large plastic storage container. (catbehaviorassociates.com)
In an effort to keep these customers, manufacturers of natural litters continue to innovate their products by providing the conveniences of traditional litters. (petbusiness.com)
There is evidence that suggests that cats prefer traditional litter, so this might be an issue for some people and their pets. (selfpetcare.com)