This 3 layer dental storage box is specially designed for orthodontic users to organize retainers, aligners, and other dental appliances efficiently. The draining layer keeps items dry and clean, while the bottom storage layer offers ample space for accessories. Ultra lightweight and compact: measuring 8 x 7.3 x 5.5 cm and weighing only 110 g, the black case fits easily into pockets, purses, or travel bags, making it ideal for daily use at home, work, or on trips. Draining and storage layer details: the draining layer measures 8.3 x 7 x 4.2 cm (diagonal 9 cm) and allows water to drain away after soaking; the storage layer measures 8.2 x 6.8 x 4.2 cm (diagonal 9 cm) and provides a secure space to store clean appliances. Durable construction with a smooth interior and a secure closure protects dental devices from dust and damage, ensuring longterm use for both clear aligners and retainers. Use scenarios: Home or office: organize retainers, aligners, and other dental appliances for easy access. Travel: compact case fits in bags, keeping items protected and organized on the go. After soaking: drain water from the draining layer and store clean appliances in the storage layer.