Cats who live in apartments face one very serious threat: boredom. Cat behavior problems—aggression, waking owners up in the middle of the night, obsession with food, and more—can often be traced back to a simple lack of stimulation. Though cats are often considered to be low maintenance pets, most do need some form of entertainment and activity each day.
Talk about shifting gears: The Poland-based bike makers behind @holindesign use their expert mechanical skills to craft cat accessories that are as good-looking as they are entertaining (oh, the catnip-fueled possibilities!). Let the kitty cardio begin. #etsypets