Simple 3" x 3" ONA Blocks are great for small, enclosed areas prone to developing less-than-pleasant odors. they're great for cars, boats, closets, lockers, bags, trash and recycling bins, or any place that could stand to be deodorized.
- Ona PRO Block Solid Can be placed in small enclosed spaces and vents, to control odors
- The ONA Block measures 3" x 3" and will fit in most places
- Safe for home or business and can be used around people, pets and plants
- Simply remove the lid from the block and place in an odor area