ONA Gel Pro is formulated to evaporate a consistent amount of odour control. Simply open the lid and place in the desired location. Regulate the strength by exposing more or less surface to the air. The gel comes in the following fragrances - Pro, Polar Crystal, Fresh Linen, Apple Crumble, Tropics and Fruit Fusion.
Note: Tropics is only available in 500 ml and 1 litre