Pack contents: Six propellerstyle cat toy plume replacements, each 6.3 inches long. Product features: Design and motion: Propellerstyle plumes created to mimic the fluttering motion of real bird plumes, enhancing interactive play and encouraging huntinglike fluttering actions. Material and safety: Made from natural plume material that is safe for cats and durable under intense play; soft plumes are gentle on paws and teeth. Compatibility: Designed for use with interactive cat wand toys. Suitability and practicality: Suitable for kittens or active adult cats; appropriate for cats of all ages and breeds; a valuable addition to a cat owner's toy collection. Use scenarios: Interactive wand play: Attach to a wand toy and move the plume to simulate fluttering prey, promoting chasing, pouncing, and batting. Replacement plumes: Use as replacement quills to keep wand toy play engaging as plumes wear over time. Daily enrichment: Employ during regular play sessions to provide mental and physical stimulation for cats of all ages and activity levels.