Professional unresponsive yo-yo: Most suitable for advanced players to perform 1A, 3A, and 5A tricks. Features long sleep and spin times, ideal for intermediate, advanced, and expert players, adults, friends, and family. Excellent balance: Aluminum high-speed professional unresponsive yo-yo design. Precisely crafted with uniform weight distribution for smooth performance and symmetrical balance. Additional weight on the edges enhances stability and spin time. Recommended for daily practice or competition. This professional yo-yo is a responsive off-string model widely used by players of various skill levels. It delivers a smooth and satisfying yo-yo experience for children and is also suitable for advanced players looking to refine their skills. Learn and practice various yo-yo techniques (1A, 3A, 5A) using online tutorial videos. Ideal for regular practice or competitive use. Elegant aluminum trick yo-yo designed for children, family, and friends. Features a reverse color-anodized splash pattern for a unique and stylish look. Each yo-yo has a one-of-a-kind hand-applied pattern. High-quality construction ensures smooth and fast performance, enabling more complex tricks with ease. This yo-yo is a great choice for beginners or anyone seeking a high-performance yo-yo. Makes a thoughtful gift for birthdays, Thanksgiving, Christmas, and other special occasions for family and friends. Trick styles: 1A String tricks where the yo-yo is attached to the string. The most traditional style. 2A Looping tricks using one or two yo-yos swung in circular motions. 3A Advanced string tricks combining elements of 1A with dual yo-yo techniques. 4A Off-string style where the yo-yo is not attached to the string, allowing it to be launched freely. 5A Counterweight style where the counterweight is held in the hand instead of the yo-yo being attached to the finger. Specifications: Bearing: U-shaped KK bearing with 10 balls Diameter: 50mm Axle: 4.6mm Weight: 65g Notes: 1. Replace the yo-yo string periodically as it wears out over time to maintain optimal performance. Applying a small amount of bearing oil can reduce noise and improve spin. 2. Contains small parts. Not suitable for children under 3 years old. Handle with care to preserve the integrity of the aluminum body. 3. Avoid playing on hard surfaces such as stone or concrete. Maintain a safe distance from people, pets, and fragile objects during use. Color: Camouflage blue Material: Aluminum and ABS Package Contents: 1 x Yo-yo 10 x Replacement strings (random colors, no color selection available) Note: Light reflection and display settings may cause slight variations in color between the product and the image. Measurement may vary by +/- 1-3 cm.