Size is approx. 19.5×2.7×1.5cm(case), 16.5cm(chopsticks)- Material: AS resin(Lid, chopsticks), polypropylene(case)- Made in Japan- The case is a sliding type that can be pulled out with a finger, and has a durable structure that is resistant to impact and does not break easily.Comes with a stopper that prevents the lid from falling out of the case body.The lid comes off when pulled with force, making it easy to wash and disassemble.