This is a plastic dental mouthguard case. Exclusively sold at dental clinics. Brand new, unused, and unopened. The color is pink. It can be used not only for orthodontic mouthguards but also for expanders for pediatric orthodontics, partial dentures, and other dental supplies. The size of the storage space is 7.5cm wide, 7.0cm long, and 2.7cm thick. Most dental supplies can be stored. Invisalign / Mouthguard Case / Retainer Case / Denture Case / Kirei Line