The new Waterproof Bike Packs by Rapha ensure that your gear stays dry and securely accommodated wile commuting on your bike. You have different sizes to choose from, from 1 ltr up to 20. Every model is built with extreme care and is easily mounted using several frame options for the model you choose such as the Rear Pack, the Bar Pack, the Frame Pack or the Top Tube Pack, they are all waterproof and built using rugged materials. They are also safety concerned so you get reflective material to ensure youre seen, and the interior is in high visibility material to make sure you always find what youre looking for. High quality velcro straps and zippers will withstand heavy-duty use.