DOG SMELL WORKING CANS SET: You will receive 6 durable aluminium dog smell training cans with silver design, beautiful and durable, meet your long-term training and replacement needs, ideal tools for professional trainers and pet lovers. EXCELLENT MATERIAL: Our dog training canisters are made of high quality aluminium for extreme durability. Smooth edges ensure safe use and prevent abrasion and deformation. It can be used for a long time. COMPACT & PORTABLE: Our sniffing training canister measures 6.8* 6.8*2.6cm/2.6*2.6*1 inch, which is the perfect size for carrying a variety of snacks or sniffing items. The compact design can be easily carried and trained anywhere. HOLLOWED OUT DESIGN: The top lid of the dog sniffing working jar is hollowed out with multiple grommets at the same point, making it easy for your dog to access the scent. The canister is easy to clean and reuse. ENHANCE YOUR DOG'S SMELLING ABILITY: Our dog sniffing metal canisters are perfect for holding a variety of dog treats and snacks, sharing fun interactive play with your dog while training and enhancing your dog's sniffing ability.