Yellow Socks are the moisture absorbers or water absorbing tubes, which can deal with the problem of steady leak as well as a sudden spill. These have been filled with super absorbent materials that can soak up the spillage fast. Best thing about the socks that they can be wrung out as well as reused.Yellow Socks can allow for an easy and simple cleanupof water, solvent, surrounding oil, and coolant spills. These are made to prevent them from spreading. Also, these allow for maximum absorption.