Transport and comfort are the name of the game for this design that accommodates up to a 13" MacBook/Pro. Ideal for all your travel and business needs, it features a back-document pocket and hideaway mini pocket for convenient storage, and your very own GRID-IT! allows you to maximize your personal essentials in this all-purpose bag with adjustable shoulder strap. The Most Versatile Organization system Available - GRID-IT! organization system - a rubberized woven elastic object retention system for gadget organization - Ideal for organizing MacBook accessories, iPod, iPhone, BlackBerry and other digital devices. Versatile Organization, endless configurations and designed to hold items firmly in place. Back of GRID-IT! doubles as a mouse pad. Configure GRID-IT! your own way!