Glasslock-smart that was inspired by Korean traditional bowls can easily store and utilize the space efficiently by stacking glass stably. Simple and modern design is not only used for storage, but also used for versatile kitchen use since it has three different types such as square, rectangle and round. Glasslock-smart supports the safety of its product since it is made of tempered glass which is two times stronger than general glass. Also, it is well recognized as eco-friendly product since it is made of soda-lime glass which can be recycled after use.