ROCKBROS Handlebar Bag, Bicycle Bag, PVC 2 - 2.4L White/Green Waterproof Front Bag, Portable Product Details: Brand: ROCKBROS Materials: Nylon/Polyester fabric laminated on PVC film adhesive (white model); 100% Nylon (green model) Size: approximately 22 * φ12cm (unexpanded) Weight: approximately 229 g (without straps and shoulder straps) Capacity: 2 L (approximately 2.4L when expanded) Shoulder Strap: 126 cm (including hooks) Color: white/black - green Features: High - quality Materials: Thanks to the PVC film adhesive, the bicycle bag is stiff yet not too rigid. It retains its shape even when there are no items inside. It is also water - resistant, although it can't be left outdoors for an extended period in heavy rain. Suitable 2.4L Capacity: The cylindrical shape comes with a large capacity that can be expanded to 2.4L. It can store lights, pumps, tools, and other cycling - essential items, making traveling convenient. The bag can be opened not only via the top zipper to store items but also through the side buckles to access items from both sides. Easy Installation: Based on the triangular fixation principle, it is fixed with three Velcro straps, which is convenient, quick, and secure. Equipped with a Shoulder Strap: Comes with a 126 - cm - long strap. The front bag can also be used as a shoulder bag for daily travel. Reflective: The reflective LOGO on the front of the bag makes it more noticeable during night rides, enhancing safety when cycling at night.