ROCKBROS Bike Bag

34L expandable storage.
Water-resistant carbon leather.
Converts to shoulder/messenger bag.
Shock-absorbing padded interior.
Removable inner divider.
Hard shell for shape and protection.
Easy rear rack attachment.
Sleek, modern design.
Great for commuting or touring.
Durable ROCKBROS quality.

ROCKBROS 34L Waterproof Bike Rack Bag – Ride Smart, Pack Smarter

🚴‍♂️ The Ultimate Storage Companion for Every Cyclist

Tired of stuffing your essentials into cramped pockets or unstable bags? Meet the ROCKBROS Bike Rack Bag, the all-in-one storage solution crafted for adventurers, commuters, and weekend riders alike.

💼 Thoughtful Design Meets Everyday Functionality

Made from durable carbon composite leather, this sleek black trunk bag is not only strongly water-resistant but also designed to endure rugged rides and unpredictable weather. Its clever foldable design expands up to 34 liters, giving you the flexibility to convert it into a full pannier bag with a simple unzip—no tools or hassle.

🎒 More Than Just a Bike Bag

This isn’t just a storage bag—it’s a multi-functional travel companion. Equipped with 2 detachable shoulder straps, it transforms into a stylish messenger bag once you’re off the bike. Inside, a thick padded liner and adjustable partition help reduce shock and organize your items—whether it’s your phone, camera, kettle, or a change of clothes. The integrated hard-shell frame keeps your belongings protected and the shape intact even on rough terrain.

✅ Gear Up with Confidence

Whether you’re commuting to work, going on a tour, or simply enjoying a casual ride, the ROCKBROS 34L Bike Trunk Bag has your back (rack).
Order yours today and experience unmatched versatility, durability, and style—on and off the road.