Fangrui Product Details Self Play Coil Cat Toy: The Cat Tunnel Toys Inside That Hang For Cats Enjoyment, Which Is Convenient For Owners And Pets To Interact, When You Are Not At Home, The Small Animals Can Also Play By Themselves. Pet Friendly Material: S-type Cat Tunnel Toy Is Made Of Steel Wire Material That Designed To Meet All Applicable Safety Standards. Materials Are Safe And Pet Friendly, Ensuring These Toys Are Safe For Your Pet Unique Design: It Is Carefully Designed According To Cats' Daily Habits, Practical, Foldable Space-saving, Compact, And Doesn't Take Up Too Much Space. Attracts Cats Attention: Fun Toy For Cats To Play, Gives Your Cat Ways To Have Fun, Provides Hours Of Exercise, Self-amusement And Hiding. Cat Tunnel Toy: There Are Plush And Feather Toys Inside That Hang In Both Sides Of The Tunnel For Your Cat's Enjoyment. Provides Interactive Fun That Helps Stimulate The Cat's Instinct And Keeps Your Pet Busy For Hours.