Some pre-sale items are shipped via international express, which may result in longer delivery times and additional shipping fees. Exact details will be shown at checkout.
We offer a 14-day hassle-free return and exchange policy starting from the date you receive your item. To be eligible, products must be unworn, unused, with tags attached, in original packaging, and accompanied by proof of purchase. If the item is defective, damaged, or incorrect, we cover the return shipping cost; for size or personal preference returns, the customer is responsible for shipping fees. Please inspect your order within 72 hours and contact us for any issues.Have a 14-day no-questions-asked return right. Refunds will be processed within 10 business days after we receive and inspect your return. Please contact customer service before returning items and send returns to the designated address; unauthorized returns will not be accepted. For questions, email service@rockbrossport.co.uk
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Designed for riders who need compact, all-weather storage, this waterproof bike top tube bag features a zipless magnetic closure for quick and reliable access. Its streamlined shape and smaller capacity make it ideal for minimalist setups, commuting, and performance-focused rides.
With a fully sealed construction and lightweight design, it offers dependable protection and convenience without adding bulk to your bike.
Built with advanced waterproof materials and seamless high-frequency welding, this top tube bag eliminates zippers completely, reducing the risk of water entry and keeping your belongings dry in all weather conditions.
The magnetic flap design allows quick and effortless opening with one hand while riding. Strong internal magnets ensure the flap stays securely closed even on rough terrain.
Available in two sizes, this bag is perfect for carrying essential items such as keys, tools, or energy gels while maintaining a lightweight and minimal setup.
Constructed with high-strength materials and reinforced with PP boards, the bag maintains its shape and provides reliable protection against daily wear and pressure.
The narrow and aerodynamic profile fits closely to the frame, reducing wind resistance and preventing contact with your legs during rides.
Equipped with high-adhesion hook and loop straps, the bag attaches firmly to the frame. The adjustable straps can be trimmed for a precise fit across different bike setups.
| Compatibility | Bicycle |
| Mounting | Strap Mount |
| Capacity | 0.6L / 0.9L |
| Strap Type | Hook & Loop |
| Closure | Magnetic |
| Handle | Strap |
| Weight | 0.16 kg |
Designed for riders who need compact, all-weather storage, this waterproof bike top tube bag features a zipless magnetic closure for quick and reliable access. Its streamlined shape and smaller capacity make it ideal for minimalist setups, commuting, and performance-focused rides.
With a fully sealed construction and lightweight design, it offers dependable protection and convenience without adding bulk to your bike.
Built with advanced waterproof materials and seamless high-frequency welding, this top tube bag eliminates zippers completely, reducing the risk of water entry and keeping your belongings dry in all weather conditions.
The magnetic flap design allows quick and effortless opening with one hand while riding. Strong internal magnets ensure the flap stays securely closed even on rough terrain.
Available in two sizes, this bag is perfect for carrying essential items such as keys, tools, or energy gels while maintaining a lightweight and minimal setup.
Constructed with high-strength materials and reinforced with PP boards, the bag maintains its shape and provides reliable protection against daily wear and pressure.
The narrow and aerodynamic profile fits closely to the frame, reducing wind resistance and preventing contact with your legs during rides.
Equipped with high-adhesion hook and loop straps, the bag attaches firmly to the frame. The adjustable straps can be trimmed for a precise fit across different bike setups.
| Compatibility | Bicycle |
| Mounting | Strap Mount |
| Capacity | 0.6L / 0.9L |
| Strap Type | Hook & Loop |
| Closure | Magnetic |
| Handle | Strap |
| Weight | 0.16 kg |
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