Description: Clips on and releases within 3 seconds - no straps required! Wide opening zipper gives easy access to large compartment with inner mesh pocket. The main compartment offers large storage space for books, small laptops, cycling gear or tools. On the outside, there are 2 side pockets with built-in foldaway panniers, a rear pocket, an expandable top pouch with external bungee cords, a hand-carry strap, reflective strips, and a taillight hanger. Ibera Commuter Bicycle Trunk Bag with Expandable Pannier is your best choice for light bike touring and commuting to work and school! Why choose Ibera Commuter Bicycle Trunk Bag with Expandable Panniers? * Smart quick release/clip-on system - With the smart quick release/ clip-on system, you can just simply attach and detach bags within few seconds - no straps required! Easy and time saving! * Built-in foldaway panniers - The expandable panniers are the key feature for this bag! They offer additional storage space for extra bicycle tools, accessories, or protective gear when needed. Both panniers open up into an angular shape (the pedal side is shorter in height) so there is extra room for pedaling. * Expandable top pouch - An expandable top pouch with external bungee cords also add additional room for your storage space. * Hard base, reinforced, padded main body - A durable carbon-patterned ABS base allows the bag to be set down on wet surfaces, protecting the cargo within. * Hand carrying strap/ Detachable padded shoulder strap - An integrated hand carrying strap and detachable padded shoulder strap are included for off-road use. The shoulder strap stores easily in a mesh pocket beneath the bag cover. * Night riding safety - 360 Degree Reflective trim/ Taillight hanger design - The 360 degree reflective trim that ensures night time safety. With the taillight hanger strap, you can also attach a taillight on the back of the bag. * Ideal for weekend bike touring. Carry school books, groceries, a change of clothes, bike gear, and all your small stuff. Specifications: Material: Carbon fibre-style ABS base, water resistant 1680D nylon. Carrier Attachment: PakRak button lock mechanism. Carrier Compatibility: Ibera's PakRak quick-release bag mounting systems are only compatible with PakRak carriers: IB-RA4, IB-RA5, IB-RA15. (Rack available separately). Dimensions (folded): 15 in x 8.7 in x 11.4 in (38 cm x 22 cm x 29 cm). Dimensions (unfolded): 15 in x 8.7 in x 15.7 in (38 cm x 22 cm x 40 cm). Capacity (folded): 17 L (1035 ci). Capacity (unfolded): 23 L (1400 ci). Weight: 3 lbs (1.4 kg).Ideal for weekend bike touring. Carry school books, groceries, a change of clothes, bike gear, and all your small stuff. Night riding safety - 360 Degree Reflective trim/ Taillight hanger design. Hard base, reinforced, padded main body - A durable carbon-patterned ABS base allows the bag to be set down on wet surfaces, protecting the cargo within. Built-in foldaway panniers – This bike bag can be trunk bag and pannier at the same time. Smart quick release/clip-on system - Just simply attach and detach bags within few seconds - no straps required! Easy and time saving!.Item Dimensions LxWxH: 15 x 8.9 x 11.4 inches. Vehicle Service Type: Bicycle. Material: Nylon. Brand: Ibera. Color: Black, Orange. Date First Available: August 20, 2013. Best Sellers Rank: #28,974 in Sports & Outdoors. Customer Reviews: 4.6 out of 5 stars 560 ratings 4.6 out of 5 stars. : B00EOB89JA. Manufacturer Part Number: ?IB-BA14. Is Discontinued By Manufacturer: ?No. Item model number: ?IB-BA14. Product Dimensions: ?15 x 8.9 x 11.4 inches. Item Weight: ?3 pounds. Model: ?Ib-ba. Manufacturer: ?BV USA Enterprises. Closure Type: ?Zipper. Capacity: ?23 Liters. Strap Type: ?Removable. Mounting Type: ?Rack Mount. Pattern: ?Solid. Item Weight: ?3 Pounds. Item Dimensions LxWxH: ?15 x 8.9 x 11.4 inches. Vehicle Service Type: ?Bicycle. Material: ?Nylon. Brand: ?Ibera. Color: ?Black, Orange.