Come and see our amazing products. The main material of this spectacle case is PVC, which is compressive and wear-resistant. It can be used to place a variety of glasses, such as myopia glasses, sunglasses, radiation protection glasses, and so on. It is a must-have product for classrooms, offices, laboratories, and outdoor places. Large capacity, light volume, wear-resistant, pressure-resistant, and easy to carry. Protection from Sun / Wind and Dust. The price includes the shipping cost to ca, QTY over 5000pcs by ocean. Pls confirm further with us if any query about packing info, inventory status and time schedule.