Water-repellent UA Storm technology keeps your essentials dry. Padded, breathable air mesh back panel & shoulder straps for ultimate comfort. LEVELEDTM strap system guides you to assure straps are adjusted evenly for balanced weight distribution. Rolltop design with bungee & hook closure. Built-in laptop sleeve—holds up to 13" MacBook Pro® or similarly sized laptop. Front zippered valuables pocket & 2 side water bottle pockets. Adjustable front bungee for easily stashing a jacket, pair of shoes or ball. Main body fabric contains at least 90% recycled polyester, excluding trims & embellishments. Top grab handle & sternum clip for a more secure fit. Dimensions When Full: 4.9"W x 17.1"H x 10.6"L (folded & locked by the bungee). Volume: 18L (folded & locked by the bungee). Colour: black