Optimum (OMITT Opti-Mitt Two wash mitts in one; Foam side can be used to wash cars; Yellow side can be used as a bug sponge or cleaning wheels Made of high density polyurethane foam that is very soft, highly absorbent, and very durable Waffle design creates a much larger surface area for removing all the dirt and grime from the surface safely and effectively; Designed to work with Optimum no rinse or optimum car wash The 85-90 pores per square inch allows for the wash solution to flow to the surface and add great lubricity during the wash to protect all automotive surfaces from marring