Tork Quat Friendly Foodservice Cloths are specially designed to minimize the potential for quaternary” ammonia or “quat binding with the cloth. When quat binds with a cloth, as it does with cotton textiles, the concentration of the sanitizer becomes diluted quickly. Weak sanitizer no longer effectively kills harmful bacteria. Our Quat Friendly technology - prolongs the life of sanitizing solution allowing for cleaner surfaces and reduced risk of contamination. The wiper is available in white with a red logo stripe, blue with a blue logo stripe. Designating area of use by color will help reduce the risk of cross-contamination.