Compact & ExpandableOur foldable large pencil case is designed to be compact and expandable. When folded, the size is 10.28 inches * 4.13 inches * 0.98 inches * 0.98 inches * 0.98 inches. However, when unfolded, it can expand to a size of 25.8 cm x 10.3 cm x 6.5 cm, providing enough space to hold 50-100 pens.[Multifunctional Storage] This pencil case can not only hold pens, but also is very suitable for storing pencils, ballpoint pens, erasers, rulers and other stationery. Well-designed compartments and slots ensure that your writing tools and accessories are firmly fixed.[Durable and Reliable] Made of high-quality materials and durable zippers, our pen case is durable. The sturdy structure ensures that your pens and other items are well protected during transportation or storage. Not easy to deform, highly functional, and can withstand daily wear and tear.[Convenient for Travel] This pencil case storage bag is foldable design, which is very suitable for travel or on the go. It can be easily put into a backpack, purse or briefcase. Whenever inspiration strikes, you can easily access your writing tools.Multi-functionThese pencil cases are not only suitable for storing pens and pencils, but also versatile, and can hold other small items such as erasers, rulers, sticky notes, etc. It can also be used as a travel bag, cosmetic bag, accessories bag, storage bag. It can help you keep your necessities organized and within reach.