Ona Gel - Fresh Linen Scent. The ONA Gel is ONA's most popular product. They spent many years developing a blend of ONA Liquid and various suspension elements to result in a product that has excellent dispersion qualities. The ONA odor neutralizing agents are released in a controlled manner so that every drop of this excellent product is fully optimized. Ona is a complex formula using essential technology to destroy a wide spectrum of organic and non-organic odors. It is environmentally safe. Ona uses the latest technology to create the most efficient distribution and dispersion systems for their products.