Storage clipboard provides a complete range of capabilities to enhance your working experience. Durable, high-density foam securely holds and protects your iPad 2 and 3 (sold separately). Convenient thumb hole provides quick access to the on/off button to allow full functionality. Low-profile clip securely holds up to 1/2" of papers. Storage compartment provides extra room to hold loose papers. Durable snap-close feature allows you to hear that the compartment is tightly closed. Wire-reinforced hinge is sturdy and dependable for heavy use.