Bike Saddle Bag, Hard Exterior Large Capacity Water Bottle Holder, Top Binding Rope Bike Accessory with Shoulder Strap & Double Zipper for Mountain (Black 31L (Expandable))

1. Bike Rack Bag: The hard exterior design provides extra protection for your belongings, while the large capacity allows you to carry all your essentials on your mountain biking adventures. 2. Travel Storage: Tail can hold a water bottle. Top binding rope fixes items like umbrellas, pumps and clothes. Double zipper large opening facilitates item access. 3. Durable Materials: Made of EVA and polyester, this bag is built to withstand the wear and tear of outdoor activities, ensuring long-lasting use. 4. Easy Installation: The bag is designed to be easily attached to your bike's rack, making it convenient to use and secure while riding. 5. Comfortable Carrying: Shoulder strap included. Can be as a shoulder bag for easy carrying. Specification: Material: EVA & Fabric Capacity: 11L/31L（Optional） Size: 30*20*17cm/11.8*6.7*7.9in Weight: Approx. 502g / 17.7oz(11L); 980g/34.6oz(31L) packing list: 1 x Bike Bag 1 x Shoulder Strap

• [Multifunctional Carrying Options] Featuring a detachable shoulder strap this bike bag transforms into a convenient shoulder bag. whether on or off your bike it offers flexible carrying solutions making it perfect for commuting shopping or outdoor adventures.
• [Spacious & Versatile Storage] With a generous 11l or 31l capacity this bike saddle bag accommodates all your gear. the tail holds a water bottle while the top binding rope secures umbrellas pumps or clothes. the double zipper large opening allows quick and easy access to your items.
• [Durable & Protective Design] The hard exterior eva and polyester construction your belongings from impacts and weather ensuring your essentials stay safe during rugged mountain biking adventures. its sturdy build withstands rough terrains and outdoor elements for long lasting reliability.
• [Reflective & Practical Features] Enhanced with a reflector for increased visibility during low light conditions this bag prioritizes safety. its thoughtful design includes multiple compartments and secure fastenings to keep your items organized and accessible on the go.
• [Secure & Easy Attachment] Designed for effortless installation this bag securely fits onto your bike's rear rack. the stable attachment ensures it stays firmly in place even on bumpy rides providing convenience and peace of mind during your travels.