Cool chimes The CB 3668 backpack has a 2 in 1 personality and is both a backpack and a cross-type bag. The innovative feature allows you to stow the straps on both sides in a tiny pocket at the rear of the backpack and use it as a briefcase with the strap attached inside. With dimensions of 38 x 28 x 12 cm, this backpack features a sleek design. This backpack style will hold a 14.4-inch laptop. Furthermore, the CB 3668 has a primary compartment that may be used to store personal things or supplies such as books, pencils, and an iPad. The bag also features two more compartments in the front for your phone, wallet, and notebook.