The Ona Block dispersed immediately a fresh and pleasant odor. The Ona machine is for use with the Ona Block not necessary.
Ona Block can be put down anywhere unobtrusively (eg in a gym bag, gangtas, ventillatiekanaal or under the car seat) and will also neutralize the strongest odors.
The Ona Block is an odor-neutralizing agent in solid form and can be used safely around people, pets and plants.
The Ona Block is a complex formula of essential oils, developed for the industry, and is safe for home and work.