19.5 by 2.7 by 1.5cmThe Popping Up Antibacterial Slide Chopsticks & Chopstick Case Set is now available!The chopstick case features an easy slide mechanism that can be opened with your finger. With a stopper included, you can be assured that the chopsticks won’t fall out.- Type of antibacterial agent used: Inorganic antibacterial agent- Processing method: Kneading- Processed parts: Whole (excluding metal and fabric parts)- Acquired SIAA (Antibacterial Products Technology Council) certification mark: JP0122581A0003X