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. Features: 17 L capacity for all your gear, whether you're going downtown or way out of town. 360-degree reflective graphics help drivers see you coming.Approx. dimensions (mm): 400 x 330 x 142mm (height/width/depth).Compatible with all standard racks and all racks on Specialized bikes.Freestanding shape for accessible loading and unloading.Internal laptop sleeve carries your computer snug and safe (laptops up to 17" screen).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. 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.