⦿ Made of durable plastic, they won’t easily break or chip, even if dropped. They close easily but firmly, so they work just as well if standing in a shoe, or lying at the bottom of a bag.⦿ Fun and functional way to remove odors and smells from shoes and assorted footwear, neutralizing shoe odor and odor that causing bacteria. Just place one bunny in each shoe and they will absorb the smells and freshen up the surrounding air.⦿ Effective air purifiers not just for sneakers ! You can also use it to refresh the air in closets, wardrobes , stuffy lockers, cars, gym bags and various storage locations.