Nisim Kalo Ingrown Hair Treatment. Kalo Ingrown hair treatment works for all types of hair removal rashes and irritations. Kalo IHT is great for ingrown hairs and razor bumps. Kalo IHT softens the skin and exfoliates the affected area allowing the ingrown hair to safely be released. Kalo IHT is safe to use on the face or other sensitive areas. It not only eliminates ingrown hairs it prevents them from occuring in the first place. Apply the Ingrown Hair Treatment up to 5 times per day as needed. Product Features...Works for ingrown hairs. Works for Razor bumps. Calming and cooling effect after waxing or shaving. Convenient spray bottle. Does not contain ASA.