Ona Breeze & Pail SetONA is a blended Gel with various suspension elements that has created an effective odour remover with excellent dispersion characteristics. ONA Gel's neutralising properties are slow released in a controlled way so that every last bit of gel gets used up ie little or no wastage. ONA GEL is an odour neutraliser and is released by natural evaporation. ONA is not a masking agent but offers a safe effective method to permanently get rid of odours and