Undoubtedly, our product is safe to use because it has smooth surface without scratching your fingers. And it will not easy to fade because it uses anodize process.Certainly, our product has high hardness and light weight, which is convenient to use and carry. It can be rotated and be clamped on a hammock or climbing rope at will.It is made from aluminum alloy, is durable to use.The length of the product is 11 cm, the width is 5.5 cm.The swing swivel suitable for aerial yoga, vitality belt, rock climbing, mountain climbingItem Name: Swing SwivelMaterial: Aluminum AlloyFeatures: Clasp Firmly, Multi-functional, Wear ResistancePull Force: 30KNColor: Black, Orange Black, Blue BlackProcess: Hot Forging, Anodic OxidationSize Details: 11cm x 5.5cm/4.33" x 2.17" (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 difference due to different manual measurement.Package Includes:1 x Swing Swivel