I used this item for about three months, cleaned it, wiped it down with alcohol, and stored it at home. In my amateur opinion, I don't think there's any noticeable odor, but there is a faint stain on the inner container (see photo 3). Please refrain from purchasing if you are concerned about this. Set includes: Outer container, lid, inner container, rice scoop [Product Specifications] ● Product size: When in use: Approximately W29.6 x D13.2 x H10.5cm ● Materials: Outer container/lid: Saturated polyester resin (heat resistance 80°C, cold resistance -20°C) Inner container/rice scoop: Polypropylene (heat resistance 110°C, cold resistance -20°C) ● Made in Japan ※ Dishwasher safe: No. ※ Please consider this item with the understanding that it is a used product. ※ There is no outer box or instruction manual. ※ Please note that recycled materials will be used for packaging when shipping the product.