Color as shownSize: 6.1 x 2.8 x 2.4 cm Weight: 20 grams Bright colors. Bright colors are more attractive to kittens. Bouncing play training for kittens: plastic springs have great flexibility and can encourage cats to To do sports and exercise, which can make kittens have a healthier and stronger body.If you want to exercise your cat, you can try Safe and bite-resistant material: the interactive cat toy is made of plastic material, strong and durable, which can withstand kitten’s bite, as well as its smooth and elastic appearance can ensure the safety of the cat during the game.Damage interactive cat toy.Our interactive cat toys jump randomly to make your cat c chase, smash and run.Sturdy and durable: these cat coil springs are made of high quality plastic.1, 8mm thick spring toy allows cats to bite freely.