Speedy Tail 2.0 Cat Toy: Speedy Tail 2.0 has various movement patterns and irregular trajectories to attract cats to chase it. Dual Speed Adjustment to Meet Different Needs: Speedy Tail 2.0 offers two modes, low speed and high speed, which can be freely selected according to your cat's energy level. Durable and Pet-Safe Design: This toy features quiet, impact resistant silicone wheels for durability. Allows cats to unleash their natural hunting instincts while protecting teeth and claws and minimizing noise. Intelligent and Efficient Cat Ball: When the interactive cat Toy encounters an obstacle or narrow place, It can utilize the 360-degree rotation to reverse and dodge away. Easy to Clean: The smooth surface specially designed for cat ball toys is easy to clean. Simply wipe it with a damp cloth to maintain a relatively clean surface, allowing your cat to play with peace of mind.