10 Best Bike Trunk Bag 2025 in the United States

The JXFUKAL Bike Trunk Bag is designed to cater to cyclists looking for a reliable and functional storage solution for their bikes. With a 9.5L capacity, it is best suited for short trips or daily commutes, allowing you to carry essentials like tools, clothes, and snacks without overcrowding your ride. The hard shell made from waterproof EVA and PU materials ensures durability and helps keep your belongings dry during unexpected rain. This is a significant advantage for those who frequently cycle in wet conditions.

One of the standout features of this bag is its reflective elements, which enhance visibility at night, adding an extra layer of safety for evening riders. The bag also comes with a rain cover, making it even more user-friendly in inclement weather. The installation process is straightforward thanks to the buckle and velcro mounting system, allowing you to attach and detach the bag quickly, which is great for commuters who need to remove the bag often.

However, the bag's capacity may be limiting for longer trips or those needing more storage space, as it doesn’t have an expansion layer. While it has several compartments, some users might prefer additional pockets for better organization. Weighing in at about 1.96 pounds, it is lightweight, but this could mean sacrificing some sturdiness compared to heavier options on the market. For versatility, the included shoulder strap is a thoughtful addition, making it convenient to carry off the bike. Whether you're commuting, picnicking, or embarking on a short hiking trip, this bag is a reliable companion.

The JXFUKAL Rear Bike Rack Bag offers a solid choice for cyclists needing a reliable trunk bag. With a capacity of 12 liters, it provides sufficient space for essentials like wallets, phones, small tools, and even food and drinks, thanks to its insulated interior.

The bag is designed to be water-resistant and durable, made from PU leather and polyester, and includes a rain cover for extra protection against the elements. Its mounting system uses four velcro straps, making it easy to attach and detach from the bike rack, and it can collapse flat when not in use, saving storage space. The reflective strips and compatibility with a taillight enhance safety during night rides.

However, while the bag is versatile and suitable for various outdoor activities like commuting and hiking, it may not suit users needing larger storage capacity beyond 12 liters. Additionally, some users might find the velcro strap mounting less secure compared to other mounting systems. The 12-month warranty provides added peace of mind, making it a dependable option for most cyclists.

The ROCKBROS Bike Rack Bag is a solid option for cyclists looking for a reliable trunk bag with a decent capacity of 13 liters. One of its standout features is the multiple compartments and expandable side pockets, which allow you to organize your items effectively, making it a great choice for day rides or commuting. The construction includes a thicken foam pad that maintains the bag's shape, ensuring it doesn’t collapse even when empty, which adds to its durability.

Safety is also well-considered with reflective straps that enhance visibility during night rides and the option to attach a taillight. This focus on safety along with the included rain cover makes it appealing for varied weather conditions.

Installation is straightforward, as the bag attaches securely to various bike racks without shifting, making it versatile for different bike types, including fat bikes and e-bikes. Plus, the lightweight design at just 1.63 pounds adds to its portability.