This is a brand new MoYu YJ YuLong 3x3x3 puzzle. It is an excellent speedcube, that is durable, fluid, and cuts corners. Has built in torpedoes in the edges to prevent popping.
This cube comes fully assembled from the factory. Note that lubricating and working in the cube improves its performance. It is highly suggested to lubricate the cube to make it move more easily.