These are some Dog Scent Training Tool, they also a good tool to add fun to the scent games for your dogs. Made of bite-resistant and aluminum, they can safely be used to make interesting nose training for your dog, much funny and practical.These boxes are also easy to cleaning. Features -Color:Silver -Material:Aluminum -Size:7.00X7.00X2.50cm/2.75X2.75X0.98in -Capacity: 60ml -Note: It's empty can -The dog scent training boxes set is specifically for working dogs in detection and explosive detection. -The containers are versatile and can be used for various breeds including horses, dogs, widely used. -The dog training boxes are reliable and . The color is simple, careful, can be easily stored. -Sturdy and safe material, these box can be safely used for fun nose training for your dogs in daily life. -With holes design on the lids, this box can be used a scent training tool, and also good aroma container. Package list: 10 Scent Training Boxes