Improve your concentration and focus Keep it running with one hand. When you are fully focused on thinking about the task, you can use the keychain spinner to improve your concentration and focus. Long Spinning Long spins up to 5 minutes can be achieved using common spinning techniques (table, finger spinning, etc.). The spinning key ring can be rotated for 3 to 5 minutes. Thick material uses healthy and safe raw materials. The spinning key ring has no odor and is safe to use. Strong toughness, not easy to break, sturdy and thick. Special Gift You can give the spinning keychain to your family, friends or other loved ones on Halloween, Christmas, Carnival, birthday and Father's Day. Easy to carry Spinner keychain can be placed in the room, taken to school or used during travel because it is compact, lightweight and comfortable to hold in your hand.Package Contents: 1*Red Keychain with Luminous StripNote: Light and different monitors may cause the color of the item to be slightly different from the actual object. The measurement allowable error is +/- 1-3 cm.