Specifications:Color: black Diameter: 35*7cmPackage Weight: 32g/pc Package Contents:1x Sliders fitness equipment Product advantages:1.Easy to use 2.Durable3.Easy to carry4. Flexible product description & product data:1.Want to show graceful swing when playing golf?This swing correction belt can help you by making you more attractive due to the graceful swing posture when you play. 2.The swing band is made of elastic neoprene, which is easy to wear and suitable for golfers of all sizes. You can carry the tool without worrying about the size. 3.Correct arm and body posture, build muscle memory, help you develop proper swing faster. 4.For beginners, you can bend or raise your arms slightly when swinging, thereby changing the direction of force when swinging. With the help of a golf swing assistant, you can hold and stretch your arms. 5. Promote proper swing posture by adjusting correct elbow position, improve swing posture to increase distance and improve accuracy. This is a simple and effective golf swing training tool, made of high-elastic fabric, elasticity and size. Suitable for right and left handers. a notice1.Manual measurement may have an error of 1-2 cm, please understand. 2.Monitors are not calibrated same, color displayed in photos may be showing slightly different from the real object.