for wind spinners, smooth rustproof and long lasting The swivels dual clip can hold up to 6 pounds 360 degrees rotating: great for 3D wind spinners, bells, lanterns and others that needs to rotate, twist, hang or display. Effectively avoid winding problems Swivel hooks are perfect for hanging wind spinners, crystal twisters, bird feeders, windsocks,showcase flags, flower pots, plants, copper wire light, etc. colour:Silver Material:iron size:7*1cm Package Contents: 12*swivel hook Notice: 1: Please keep away from kids under 3 years, play under adult's supervision 2: Please get away from fire Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.