The Tailwind aerodynamic panniers blend form with function, reducing drag and battery consumption by up to 6% when tested against competitors. Their low-bulk, clean-lined design delivers increased stability with a sleek aesthetic, creating a modern storage solution that lets you go further, faster, without compromising on what you carry.17 L capacity for all your gear, whether youre going downtown or way out of town.Approx. dimensions (mm): 400 x 330 x 142mm (height/width/depth).Klickfix mounting system lets you load the bags on and off your bike quickly for easy transitions, freeing up the top of the rack for additional carrying.Compatible with all standard racks and all racks on Specialized bikes.Sleek, water-resistant design sheds rain so your stuff stays dry when the weather gets nasty.Unique right- and left-sided design delivers optimal aerodynamics for increased efficiency.Internal laptop sleeve carries your computer snug and safe (laptops up to 17screen).360-degree reflective