







ROCKBROS 27L Expandable Bike Pannier Bag with Shoulder Strap for Various Bikes
🎁 Buy 2+ Bike Bags, Get 15% Off Each
Shipping Fees:
We provide clear and detailed shipping fees based on the order amount and shipping method:
- Standard Shipping:
- Order Amount Below $29: Shipping Fee - $4.99
- Delivery Time: 3-4 business days
- Free Shipping:
- Order Amount $29 and over: Free 📦
Shipping Info
- US Warehouse In-stock: 3–4 business days
- 🌍International Shipping (if US out of stock): 7–10 business days
- 🚲Bicycles: 20–25 business days
Please note that we do not charge any additional taxes.
We offer a 30-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. EU customers 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@rockbrosbike.us.
At ROCKBROS, we offer a worry-free 1-year warranty to ensure your satisfaction. Whether it's a defect or product issue, simply reach out to us at service@rockbrosbike.us with your order details. We'll handle the rest to make sure your experience is smooth and hassle-free.

Product Highlights
FEATURES
Product Description
- ✿Large capacity: this bike bag has two large pockets and a capacity of about 27L. Designed for short trips, this large capacity bag can easily store your cycling equipment and daily items like bike helmet, gloves, goggles, camera, snacks, etc.
- ✿EXTENSIBLE BIKE BAG: Poppers on this bag are used to expand the capacity of the bag. It can be adjusted to 3 sizes according to your needs (Size 1: 34.5 * 13.5 * 29.5 cm; Size 2: 34.5 * 13.5 * 35.5 cm; Size 3: 34.5 * 13.5 * 38.5 cm). Besides, the pockets are layered to better sort your belongings.
- ✿MULTIFUNCTION: Equipped with a wear-resistant carrying strap and a removable shoulder strap (48 inches), this bicycle rack bag is versatile. It can be carried by hand or over the shoulder. You can also use it daily as a travel bag, shopping bag, handbag, bicycle bag, etc.
- ✿Easy to install: thanks to the three Velcro fasteners, this product can firmly fix on the rear rack of the bike and does not come off, it can be quickly installed and detached. This bag is suitable for most bicycles, such as folding bikes, mountain bikes, mountain bikes, mountain bikes, road bikes, electric bikes, etc.
- ✿VINTAGE AND FOLDABLE: Available in three colors, this universal bag is both vintage and aesthetic. The cotton bag is foldable, you can easily store it without taking up space thanks to the ribbon provided.