1. Product Overview
The ROCKBROS Bike Frame Bag is designed to provide convenient storage and easy access to your smartphone while cycling. This waterproof top tube bag features a high-sensitivity touch screen window, ample storage capacity, and a secure mounting system, making it an ideal accessory for various cycling activities.

Video: Overview of the ROCKBROS Top Tube Bike Bag, highlighting its waterproof design and features.
2. Key Features
- High-Sensitivity Touch Screen: Features a TPU film for easy phone operation and map viewing. Supports Face ID for convenient unlocking.
- Large Capacity (2L): Dual side pockets provide ample space for essentials like wallets, keys, cycling glasses, CO2 inflator, multi-function repair tools, gloves, and portable bike locks.
- Waterproof Design: Constructed from sturdy material and TPU, resistant to water and dust. Includes a rain cover for enhanced protection.
- Easy Installation & Quick Release: Three firm straps ensure stable attachment to the bike frame, preventing movement on bumpy roads. The phone pouch is detachable for quick removal.
- User-Friendly Design: Compatible with various bike models. Reflective tapes on both sides enhance visibility for night riding. Integrated headphone hole for music enjoyment.

3. Installation Guide
- Positioning: Place the bike frame bag on the top tube of your bicycle, ensuring the phone compartment is facing upwards and towards the handlebars.
- Secure Front Strap: Wrap the front strap around the handlebar stem and secure it tightly.
- Secure Side Straps: Wrap the two side straps around the top tube of the bike frame. Adjust them to ensure the bag is stable and does not wobble.
- Check Stability: Gently shake the bag to confirm it is firmly attached and will not shift during your ride.

4. Operating Instructions
4.1 Using the Phone Compartment
- Insert Phone: Open the top flap of the phone compartment. Place your smartphone (up to 6.4 inches) into the designated slot.
- Secure Phone: Close the flap, ensuring the phone is held securely by the internal straps or Velcro.
- Touch Screen Access: The transparent TPU film allows you to operate your phone's touch screen directly through the cover.
- Face ID: Face ID functionality is supported for convenient unlocking without removing the phone.

4.2 Utilizing Storage Pockets
The bag features two main side pockets. Unzip them to store your cycling essentials. The 2-liter capacity provides ample space for items such as:
- Wallet and keys
- Cycling glasses
- CO2 inflator or small pump
- Multi-function repair tool
- Gloves
- Portable bike locks

4.3 Headphone Access
A dedicated headphone hole at the bottom of the phone compartment allows you to connect earphones or charging cables, enabling you to enjoy music or keep your device charged during your ride.

Video: Demonstrating the large capacity and touch screen phone holder features of the bike frame bag.
5. Care and Maintenance
- Cleaning: Wipe the exterior of the bag with a damp cloth to remove dirt and dust. For stubborn stains, use mild soap and water, then rinse thoroughly.
- Drying: Allow the bag to air dry completely before storing or reattaching to the bike. Do not machine wash or tumble dry.
- Rain Cover Usage: In heavy rain, use the included rain cover to provide an extra layer of protection for the entire bag and its contents.
- Storage: Store the bag in a cool, dry place when not in use to prolong its lifespan.

6. Specifications
| Attribute | Detail |
|---|---|
| Brand | ROCKBROS |
| Model | Bike Frame Bag (030-60BK) |
| Color | Black |
| Size | Large |
| Material | Polyester, TPU |
| Capacity | 2 Liters |
| Item Weight | 350 Grams (12.3 ounces) |
| Phone Compatibility | Below 6.4 inches (e.g., iPhone 11, 12, 13, 14, XR, Galaxy S20, S21, S22) |
| Mounting Type | Handlebar Mount (3-strap system) |
| Closure Type | Zipper |

7. Troubleshooting
If you encounter any issues with your ROCKBROS Bike Frame Bag, please consider the following:
- Bag Instability: Ensure all three Velcro straps are securely fastened and tightened around the bike frame and handlebar stem. Adjust their position for optimal stability.
- Touch Screen Unresponsiveness: Check if your phone is properly seated within the compartment and that there are no air bubbles or debris between the screen and the TPU film. Ensure your phone's screen is clean.
- Water Leakage: Verify that all zippers are fully closed and that the rain cover is properly installed during wet conditions.
8. Warranty and Support
ROCKBROS is committed to customer satisfaction. If you experience any product issues or defects, we are happy to provide a refund or a replacement. Please contact our customer support for assistance.
For further support or inquiries, please visit the ROCKBROS Store on Amazon.