Lululemon Run All Day Backpack - Floral Backdrop White Multi 。Why we made this This lightweight backpack is perfect for long runs, big hikes and epic all-day adventures. With plenty of room for all our essentials, plus added details like reflectivity and a quick-access bungee cord systemthis pack keeps us going from dawn til dusk. Key features durable water-resistant fabric helps protect against light rain 360° reflective detailing helps keep you visible in low light exterior bungee cord system helps hold your gear close to your body for a bounce-free commute quick-access zipper pocket for your phone moulded back panel with ventilation helps keep you comfortable stretchy Luxtreme® fabric pockets for your water bottle and other types of fuel removable waistband strap and adjustable sternum strap let you customize your fit pockets on the vest-style harness for easy access to your gels interior water reservoir pocket and tunnel through the harness for your drinking tube (water reservoir not included) internal bungee cords help hold your gear in place on the go padded pocket for your tablet tested to hold 22kg (50lb) imported Fit + function designed for: run, to-and-from dimensions: 43cm x 24cm x 19cm (17\" x 9.5\" x 7.5\") p.s.: volume: 13L, weighs 0.66kg (1.5lb)