Tower of Tracks now comes with six 1.5"-balls (38mm) instead of three at no extra cost to you - older versions may still be in stockImproved interactive cat toy with three-level ball track comes with six brightly colored spinning balls to bat, swat, and chase around the tracksFun and interactive cat ball toy encourages mental stimulation and physical exercise while engaging hunting instincts; purrfect for one or multiple catsTop safety bar keeps curious paws from getting stuckSturdy construction and nonslip base design make this cat track toy perfect for active and energetic play
