Descriptions:Made of food-grade environmentally friendly materials,the mask box is safe and secure.The mask storage box is 5.1"X4.1"X0.43" in size, which is lighterweight and portable(40G).The mask storage box is used to store face mask, keeping face mask clean.The mask case container protects from dust and moisture. Effectively avoid secondary pollution of the face mask.This mask storage case is easy to use, easy to clean and reusable.Simple assembly, easy to carry, exquisite and compact, easy to store, clean, healthy, safe and environmental protective.Everyday needs, small and interesting.Packing List:1 * Mask Storage Box(Not Contain a Mask）Note:1. Please allow 0-1cm tolerance due to manual measurement.2. The item color displayed in photos may be showing slightly differenton your computer monitor since monitors are not calibrated same.