The QiYi M-2 Lube is a silicone based lube specially designed by QiYi Mofangge.
Function efficiently on slowing down puzzles
Silicone based lube can last longer and does not dries out easily
How To Use: Apply lubricant at the torpedo area of the puzzle to obtain optimal effect
Disclaimer: Although the lube is perfectly safe to touch, please do not ingest it