An RSC box, or Regular Slotted Container, is the most common and cost-effective box style for shipping and storage. It features a straightforward design where all four flaps—top and bottom—are the same length, and the two outer flaps meet in the middle when folded shut. If you don't see what you need, don't worry. Highly efficient design for many applications. Die Cut boxes are available in an infinite array of custom configurations. Some customers know which box style they need. Here are key aspects of the nomenclature along with examples: The nomenclature includes the types. The International Corrugated Case Association (ICCA) plays a vital role in standardizing box designs globally.