I bought this hoping to use a bento box made of bentwood, but I wasn't confident in my ability to care for it, so I haven't used it since I bought it. Purchased March 2025 Includes instructions and a band. ■ Size: Approximately 17 x 11 x H5.6cm (inner height approx. 4.2cm), approx. 120g (capacity: approx. 550ml) ■ Country of origin: China ■ Materials: Natural wood (cedar, willow) (urethane coating on the outside only)