cat trees; dog beds; nesting boxes for household pets; steps [ladders], not of metal; non-metal safety gates for babies, children, and pets [furniture]; crates for transporting pets; pet crates; pet cushions; pet furniture; pet houses; pet berths; playhouses for pets; beds for household pets; portable beds for pets; portable kennels; cat scratching posts; cat scratching posts [furniture]; scratching posts for cats; scratching posts for cats [furniture]; boxes of wood or plastic; cradles for household pets; prefabricated closet organization systems