The Pannier Stabilizing Insert reinforces the bottom and back of your bicycle bag, ensuring stability when parked. It also cushions the lower part of the bag, not only waterproofing your gear but also protecting it from shocks. The bright nylon fabric allows you to easily see the contents of the bag, making it a breeze to find your equipment. This handy insert is compatible with all Back-Roller models and products with a similar shape, such as Bike-Packers and Velo-Shoppers, starting from the 2024 model year.