Ibera Bike Pannier Bag - PakRak Clip-On Quick-Release Waterproof Bicycle Panniers (Pair) High Quality Waterproof Materials - The panniers can resist all kinds of weather, keeping your personal belongings safe and secure. Smart Quick Release/Clip-on System - With the smart quick release/ clip-on system, you can just simply attach and detach bags within few seconds - no straps required! Compatible with Most Carriers - If used with Ibera PakRak Carrier Plus+, other top-mounting PakRak bags can be used simultaneously. For non-Ibera carriers, just simply attach the carrier by adjusting bottom hook position. Stylish Design with Multiple Compartments - Extra large reinforced center compartments, 1 waterproof external zippered pocket and 1 internal zippered pocket provide all of the space you need for all of your essential items. Secure 3-point Connection - The design of 3-point interlock can further secure the bike panniers from side swing.