Free Your Shoulder without A Rear Rack
Transition to Walking in 10 Seconds
Waterproof and Heavy Load Design





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Free standard shipping within the USA, excluding Alaska, Hawaii, Puerto Rico, Virgin Islands, Guam, and Marshall Islands.
Hassle-free returns on items in original packaging — opening to inspect is fine.
Freedom is what we pursue. Compromise is not an option.
The world’s only quick-release cycling backpack that mounts to your bike without a rear rack.
It shifts the load from your back to your bike while riding — and detaches instantly when you’re off.
Instantly Switch Between Two Modes
Compatible with round seatposts (25mm–35mm).
Non-round seatposts (such as aero seatposts) require additional functional accessories.
Dual-rail saddle+Sufficient installation space
No, this backpack uses a unique Penta-lock five-point system. Once installed, it’s completely secure even on bumpy roads at high speed. For most daily use, the three-point lock is already stable enough.
No, this backpack is designed for stability. It stays securely on the bike, hugs the rider’s body, aligns with the center of gravity, and is barely noticeable while riding. Even fully loaded, it doesn’t affect stability, ensuring safe riding.
The backpack’s standard maximum load is 15 kg, suitable for daily use. In static extreme tests, it has successfully supported over 80 kg.
Yes, the backpack uses water-repellent fabric with an IPX5 rating and comes with a dedicated rain cover for extra protection. We are also developing a fully waterproof version for extreme conditions.
Installation only needs to be done once and takes about 10–20 minutes. A user guide and toolkit are included, so no additional tools are required.
Mounting the backpack on the bike takes about 10 seconds, and removing it takes less than 10 seconds. It’s quick, easy, and effortless.
Yes, it is compatible, but our dedicated non-round seatpost accessory is required and sold separately. It is compatible with most non-round seatposts. Please refer to the non-round seatpost accessory product page for details.
When using the EasiCyco backpack, since it occupies space behind the saddle, we recommend the front-straddle method for easy mounting and dismounting. You can refer to the tutorial for guidance.
The backpack has a dedicated laptop compartment measuring 39×27×1.5 cm, fitting standard 16-inch laptops. The compartment also features thick padding and scratch-resistant velvet lining.
1. Yes, it is compatible with carbon seatposts. Please ensure that the tightening torque does not exceed 4 Nm when installing seatpost-mounted accessories. When used as intended and within the recommended load limits, it is designed to operate safely with carbon seatposts.
Yes, it can be removed. When the floating function is not needed, the internal support system can be easily taken out from the bottom of the backpack, allowing it to be used as a regular backpack.
It only adds a minimal amount of weight—approximately 140g. We also include protective pads with the accessories to help prevent scratches on your bike.
Not at all. Our product is designed based on installation clearance rather than rider height. When installing, simply ensure there is about 1.5 inches of space between the tire and the bottom of the backpack.
Yes, it is compatible with different shapes of aero seatposts. However, we recommend using our dedicated adapter for non-round seatposts. Without it, there may be a slight reduction in stability compared to round posts, but it will not affect overall riding control.
If a fixed rear light is already installed on the seatpost, there is indeed a possibility that it may be partially blocked by the bag. To address this, we have designed a dedicated webbing strap on the lower front of the bag for attaching a rear light.
We recommend using a quick-release rear light, or alternatively, keeping an additional light mounted on the bag itself to ensure visibility and safety during night riding.
Multi-Purpose Backpack
Designed with multiple compartments and well-organized storage spaces, this backpack is ideal for users who value organization. Whether for daily commuting or travel, it helps keep all your belongings neatly arranged and easy to access.
Roll-Top Backpack
Featuring a stylish roll-top design, this backpack offers a larger overall capacity, making it perfect for carrying bulkier items or longer trips. Compared to the multi-purpose version, it has fewer compartments and focuses more on flexible, open storage space.
For more details, please refer to the Key Features section.
We use a two-stage adjustable extension design, allowing flexible length adjustment to fit different saddle positions.
Quick-release design makes disassembly super effortless. I look forward to every cycling trip now, this bag really makes riding more delightful.
The bag’s mounting rod fails to lock into the slot. I use an extended saddle and position it all the way back, creating a large gap between the seat post and the rear end of the saddle. Even when the rod is fully extended, attachment is tricky, especially when the backpack is packed full. It would mount seamlessly if the rod were longer or angled differently.
I contacted support to request a refund over this fit issue. The team told me they could process a full refund anytime, but offered a far better solution instead: they custom-made an extra-long mounting rod just for me! I’ve received it now, and it works perfectly. It’s rare to find a brand that goes out of its way to solve customers’ problems. Well-deserved five stars!
We’re very happy to hear that we were able to help you resolve the issue, and we truly appreciate your satisfaction with our handling of the situation.
Our upcoming EasiCyco 2.0 version will completely solve the compatibility issue you encountered. We are redesigning the mounting system to better support low-saddle riding positions, including road bikes with a lower saddle setup like yours.
In addition, we are further improving the overall adjustability of the support rod system, and combining real user feedback like yours to fully upgrade the product. This will ensure smoother, more stable performance across a wider range of bike models and riding scenarios.
Thank you again for your support, and we look forward to bringing you an even better riding experience with the upgraded EasiCyco version in the future.
Je suis bien satisfait. Le sac est léger et facile à installer. J'ai hâte de l'essayer cet automne à l'Île Verte dans le Bas-du-Fleuve...
Thank you so much for your support and kind words! We truly appreciate it and look forward to your continued experience with our product.
Amazing!
The seatpost fitting is not long enough, I can't put my computer in the compartment reserved for it because the bag has to bend over the bench for me to clip it. Otherwise, it's nice not to have a bag on my back.
Hi, thank you for your feedback!
Our support rod actually has two extension levels. If you haven't already, please try pulling it out to the second level, as this usually provides additional clearance and may solve the issue.
If your support rod is already extended to the second level and you're still experiencing this problem, we have some exciting news: our upcoming Easicyco 2.0 version is being designed to address this issue much more effectively and provide better compatibility for riders who carry laptops and larger loads.
Thank you for your support and patience, and we hope you'll stay tuned for Easicyco 2.0!
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