Sinian

Sinian is a composite toy designed by GoBiggeR. It has multiple ways to play, you can use it to realize slider, spinner, ratchet mode, etc. It has a delicate feel and rotates smoothly.
Multiple ways to play, you can push, throw or turn it, feel the ultimate pulling feeling, and you can weave it with ropes and beads. There is also a tuning fork sound when pushing and rotating, and there are many ways to play.