Size: Chopsticks = 18cm long, Chopstick case = 19cm wide x 3.1cm deep x 1.3cm high Materials: Lid = AS resin, Body = ABS resin, Chopsticks = Methacrylic resin, Cushion = Silicone resin Set Contents/Accessories: Chopsticks + Chopstick case, Country of Origin: Japan SIAA (Society of International Antimicrobial Articles): Certified mark acquired Type of antimicrobial agent: Inorganic antimicrobial agent, Processing method: Kneaded in, Processed area: Entire Dishwasher safe Brand new, unused.