SunGrow Cat Crinkle Balls, Shiny, Mylar Crinkler, Stress-Relief Toy for Kittens, Interactive & Engaging, Keeps Grown-up Cats Active, Encourages Multi-cat Play, Provides Endless Entertainment, 6 Pcs

Interactive balls — It is important for your cat to keep fit and active, both mentally and physically. These wrinkled SunGrow Mylar balls will keep your cats entertained for hours. Giving them exercise and a walk will make even the most boring cats happy!
Link with bright colored balls — These crinkled balls come in a variety of shiny metallic colors. There couldn’t be a better way than playing fetch with your pets and keeping them entertained. Playing with wrinkled balls helps the cat relieve boredom, improves circulation, and builds muscles.
Crinkle sounds — Your kittens and cats will go crazy for these little wrinkled balls. Their sensitive ears will pick up the crunchy sound the ball makes every time they play and pounce on it. It is the best exerciser to calm your cats in spring.
Glossy mylar texture — Mylar material has a reflective metal surface similar to aluminum foil. These balls are made of a soft and light mylar texture in the right size for cats to grab or carry. You should never worry about whether they will affect your kittens, even if you step on them barefoot. It is bright but soft and is very attractive to your cat.