3D GLW Series Clay Lubricant 3D GLW Series Clay Lubricant Amazon.com: Proje Throwback Clay Lube Ultra Slick Clay Bar Lubricant Reduces Friction Synthetic Water Based Formula for Clay Bar Clay Mitts Clay Towels and Clay Discs Decontamination Spray 3D GLW Series Clay Lubricant 16oz Synthetic Clay Bar Lube Chemical Guys CLY_KIT_1 Heavy Duty Clay Bar and Luber Synthetic Lubricant Kit, 16 oz, 2 Items, Black A lot of people use soap to clay and that's perfectly fine! I assume, a lot of the people use the clay the one time for the car, and throw it away.