Easy to play, just connect the launchers to these gyros, wrap the launchers three or more times, and press the button to spin the spinning toys. You can spin them individually or stack them one by one like a tower, which will give you more challenges. Not only can you play with these top toys alone, but also you can play with friends and have a competition to see whose spinning top spins longer at the same time. It is constructed of plastic material. The length of this product is 3cm, the width is 3cm, and the height is 6.5cm. Great toys for kids' prizes, school carnivals, birthdays, Thanksgiving, Christmas, and party gifts or giveaways, bringing lots of fun to kids and helping to improve children's color recognition and hands-on ability. Adults can also relieve stress by playing with it. Item Name: Spinning Top Toy Material: Plastic Usage: Entertainment Color: Random (Launcher and Spinning Top) Features: Portable, Safe Material, Rotating Size Details: L: 3cm/1.18", W: 3cm/1.18", H: 6.5cm/2.56" (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension differences due to manual measurement. Package Includes: Style A: 5 x Spinning Tops 1 x Launcher or Style B: 1 x Launcher