Silk Speedcube Lubricant by the Cubicle Labs
Product description reproduced with permission from the Cubicle
Cubicle Labs Silk is a reformulated version of the traditional Silk that you all know and love. This new and improved formula gives you the signature plush, controllable feel as the previous version.
Cubicle Labs Silk is effective on puzzles of all sizes, including minxes and big cubes.
Disclaimer: Although the lube is perfectly safe to touch, please do not ingest it, set it on fire, or expose it to extremely high temperatures.
AKA: Lubicle Silk