Secret Passages The set composed of two tables in slightly different sizes and undulating lower parts. They can be used separately to double up desktop space or nested together to save room. The wave -like lower parts create passages which cats love hiding inside or squeezing their way through. Chill Out Together On top, i ts tabletop generously allows a tea b reak or leisu re reading on it . At the bottom, the wave -like design creates tunnels for cats to hide and chill out inside. This table set is the ideal place for both of you to stay calm and chilled.