3in1 bike bag/tote for bike luggage rack with handle and shoulder strap for urban trips and outdoor getaways. Generous Storage Capacity: It offers a large storage space of 27L. 17-inch padded laptop pocket, exterior pocket and mesh pouch for water bottle. Several ways to wear it: by hand, over the shoulder or attached directly to the luggage rack of your bike. Mounting system: variable rail system on the luggage rack. Luggage rack and electric bike compatibility: The battery fits under It is designed to fit all standard luggage carriers (diameter from 7mm to 16mm). An adapter kit is included. Weather Protection: Made from a sturdy and durable material, our bike bag is completely waterproof to withstand the elements. Maximum safety: three reflective details on the bag. Dimensions: 32 x 20 x 55 cm - Weight: 1Kg