Feature:1. A pure mechanical structure, when the gyroscope rotation, its base will be a little shaking. Please wait patiently for the toy.2. It needs to be wrapped with multiple loops of rope. After reaching a certain speed, it will rotate steadily.3. If you wrap the rope around just a small circle, it will rotates slowly and unsteadily.4. Overcome gravity and fascinates adults. Good quality, bright and colorful metal frame, stainless steel shaft, gold‑plated inertia flywheel.5. Wonderful and tempting gift, suitable for adults, can also help you pass the time and relieve stress.Spec:Condition: 100% Brand NewItem Type: Gyroscope ToyMaterial: Alloy Size: Approx. 12.5 x 7 x 7cm / 4.9 x 2.8 x 2.8in (±1-2cm)Suitable Age: Above 3 Years Old Package List:1 x Gyroscope Toy1 x Base 1 x Rope 1 x Ring 1 x Lubricating Oil