Nike Brasilia Sports/Books Backpack. The medium-sized Nike Brasilia Backpack is ideal for packing everything you need to get you through a day of training when you're away from your locker, gym or home & Great for Books/Computer too. PRODUCT FEATURES Coated bottom panel for water resistance Water-resistant coating on bottom panel helps keep your gear dry Plush-lined, zippered compartment for headphone or electronics storage Plush-lined, zippered pocket for headphones or electronics Padded compartment for your laptop and additional pockets for organized, small-item storage Padded back and adjustable shoulder straps for a comfortable carrying Main compartment with zip closure for spacious and secure storage Separate internal sleeve and pockets offer storage for your laptop and other essentials PRODUCT DETAILS Polyester