Dimensions: The outer size is 325mm x 240mm x 200mm, while the inner storage area is 280mm x 190mm x 165mm (see original image).Materials: Built with a PE (Polyethylene) outer shell for impact resistance and a PP (Polypropylene) inner lining that is food-safe and odor-resistant.Insulation: Uses an EPS (Expanded Polystyrene) or polyurethane foam layer to maintain cold temperatures for approximately 24 hours.Portability: Features a lightweight design (1180g) and a two-way handle for easy one-handed carrying.